This section includes 7 InterviewSolutions, each offering curated multiple-choice questions to sharpen your Current Affairs knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following is a stage of innovation ?(A) Identification of business idea (B) Business planning(C) Formation of project report (D) All of the above |
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Answer» Business planning is a stage of innovation. |
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| 2. |
If error in the masurement of mass is `0.8` of and in volume it is `0.4%` then error in the measurement of density isA. `1.2%`B. `0.4%`C. `0.8%`D. `1%` |
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Answer» Correct Answer - A By `rho = m//v` so percentage error can find. |
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| 3. |
A reflecting surface is represented by the equation `y = (2L)/(pi) sin ((pi x)/(L))`, where `0 le x le L`. A ray of light travelling horizontally becomes vertical after reflection with the surface. The co-ordinates of the point where this ray is incident is. A. `((L)/(4), (sqrt2L)/(pi))`B. `((L)/(3), (sqrt3L)/(pi))`C. `((3L)/(4), (sqrt2L)/(pi))`D. `((2L)/(3), (sqrt3L)/(pi))` |
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Answer» Correct Answer - B `((dy)/(dx))_("tangent") = 2 cos (pi x)/(L)` and tan `(90 + 45^(@)) = ((dy)/(dx))_("normal")` `rArr x = (L)/(3), y = (sqrt3L)/(pi)` |
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| 4. |
An object O is located 40cm from the first of two thin converging lenses (each of focal length 20cm), as shown in the figure below. If speed of the right lens is `7cm//s` rightwards, speed of final image is `7x//4cm//s` at the instant shown, find the value of x. |
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Answer» Correct Answer - 3 From first lens `x=-40cm` `V=40cm` For second lens `u=20cm` `V=10cm` `(dV)/(dt)=((V)/(u))^(2)((du)/(dt))` `V_(I//L)=((10)/(20))^(2)V_(0//L)` `(V_(I)-V_(L))=(1)/(4)(V_(0)-V_(L))` `(V_(I)-7)=-(7)/(4)` `V_(I)=(21)/(4)` `x=3` |
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| 5. |
A reflecting surface is represented by the equation `y = (2L)/(pi) sin ((pi x)/(L))`, where `0 le x le L`. A ray of light travelling horizontally becomes vertical after reflection with the surface. The co-ordinates of the point where this ray is incident is. A. `(L/4,(sqrt(2)L)/(lamda))`B. `(L/3,(sqrt(3)L)/(pi))`C. `((3L)/4,(sqrt(2)L)/(lamda))`D. `((4L)/3,(sqrt(3)L)/(pi))` |
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Answer» Correct Answer - B `(dy)/(dx)=2 "cos" ((2x)/L)=-1` `cos(pix)/L=-1/2` `x=L/3,(2L)/3` |
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| 6. |
The dispersive powers of two materials are `0.30 & 0.28`. They are used to construct two lenses which are kept in contact to eliminate chromatic aberration (that means the `f_(v)=f_(r)` the focal ) If the material of disperive power 0.30 is 10cm, then the focal lenght (for av, color) of the lens of other material is :A. 28/3 cmB. `-0.20//3m`C. 0.75/7mD. None of these |
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Answer» Correct Answer - B `[(W_(1))/(f_(1))+(W_(2))/(f_(2))=0]` `W_(1)=0.3, f_(1)=10cm. W_(3)=0.28` `f_(2)=(-28)/(3)cm` |
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| 7. |
The reactivity of alkyl halides for Wurtz reaction is:A. (a)`1^(@)gt 2^(@)gt 3^(@)`B. (b)`3^(@)gt 2^(@)gt 1^(@)`C. (c )`2^(@)gt 3^(@)gt 1^(@)`D. (d)`1^(@)gt 3^(@)gt 2^(@)` |
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Answer» Correct Answer - A `3^(@)` halides may produce alkene during Wurtz reaction. |
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| 8. |
A particle approaches from very large distance towards concave mirror along the principal axis. By the time the particle reaches the mirror the distance between the particle and its image willA. first increases then decreasesB. first decreases then increasesC. first decreases then decreases then again increasesD. first decreases then increases then again decrease |
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Answer» Correct Answer - D It is simple to understand by ray diagram. |
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| 9. |
An eye can distinguish between two points of an object if they are separated by more than 0.22 mm when the object is placed at 25 cm from the eye. The object is now seen by a compound microscope having a 20 D objective and 10 D eyepiece separated by a distance of 20 cm. The final image is formed at 25 cm from the eye. What is the minimum separation between two points of the object which can now be distinguished?A. 4000J,3AB. 8000 J,3AC. 4000 J,4AD. 8000 J,5A |
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Answer» Correct Answer - A Magnifying power of microscope `u_(c)=(Df_(c))/(D+f_(c))=(10xx25)/(10+25)=(50)/(7)cm` `v_(0)=20-(50)/(7)=(90)/(7)cm` `m_("obj")=(|f-v|)/(f)-((90)/(7)-5)/(5)=(11)/(7)cm` `m_("eye")=1+(D)/(f_(c))=1+2.5=3.5` `M=m_("obj")xxm_("eye")=3.5xx(11)/7)=(11)/2)` New resolving limit `=(0.22)/(11//2)mm=0.04mm` |
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| 10. |
Number of ways of selecting 4 shoes from 10 pairs such that exactly onee correct pair is selected isA. ` .^(10)C_(1) .^(9)C_(2).2^(3)`B. ` .^(10)C_(1)xx9xx16`C. `(( .^(10)C_(1).^(4)P_(2).18xx16)/(4!))`D. `10xx18xx16` |
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Answer» Correct Answer - B::C Number of ways of selecting 1 pair from 10 pair is ` .^(10)C_(1)` number of ways of selecting 2 shoes from 18 shoes such that both are different is `(18xx16)/(2)` |
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| 11. |
FMCG stands for a. Fast Moving Consumer Goods b. First Moving Consumer Goods c. Fast Moving Customer Goods d. Frequent Moving Consumer Goods |
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Answer» Correct option: a. Fast Moving Consumer Goods |
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| 12. |
Consider the expansion of `(2x-1)^(15)`A. Algebraically least coefficient is `T_(5)`B. Algebraically greatest coefficient is `T_(5)`C. Numerically greatest coefficient is `T_(6)`D. Numerically least coefficient is `T_(16)` |
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Answer» Correct Answer - B::C::D `rle(n+1)/(1+|(x)/(y)|)` `rle(16)/(1+|(2x)/(-1)|)` `rle(16)/(3)=5` `impliesT_(6)` gives numerically greatest coefficient `T_(6)= .^(15)C_(5)(-1)^(5)(2)^(10)(x)^(10)` `N.G.C= .^(15)C_(5)(2)^(10)` `N.I.C=1` `A.L.C= .^(15)C_(4)(2)^(10)` `A.G.C= .^(15)C_(4)(2)^(11)` |
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| 13. |
What is Cut-Off Price? a. This issue price is called “Cut-Off Price” b. This below issue price is called “Cut-Off Price” c. This above issue price is called “Cut-Off Price” d. This negligible issue price is called “Cut-Off Price” |
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Answer» Correct answer is a. This issue price is called “Cut-Off Price” |
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| 14. |
Match the following:AB1) Stock1) Fixed Asset2) Copy right2) long term liability3) Land and building3) Intangible asset4) Creditors4) Current asset5) Loan against Land & Building5) Current Liability |
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| 15. |
“Accounting gives number of advantages to the business”. What are the important advantages of accounting? |
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Answer» The following are the advantages of accounting 1. Provide Quantitative information: Accounting helps in gathering quantitative information on profits earned by the business or loss sustained by them. 2. Helps in ascertaining financial position of the business that is, total assets owned and total liabilities owed. 3. Helps in making a systematic record of transactions, which can be used for future reference and appropriate retrieval. 4. Acts as an information system: It provides adequate information to the interested users in a processed form. 5. Beneficial to different interested users of accounting information. |
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| 16. |
Consider the expansion of `(sqrt(x)-(2)/(x^(2)))^(16)`A. There is a term independent of xB. Coefficinet of `x^(3)=480`C. There is no term independent of xD. Coefficient of `x^(3)=240` |
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Answer» Correct Answer - B::C `(sqrt(x)-(2)/(x^(2)))^(16)` `T_(r+1)=` .^(16)C_(r)(-(2)/(x^(2)))^(r)(sqrt(x))^(16-r)` `T_(r+1)=` .^(16)C_(r)(-2)^(r)(x)^((16-5r)/(2))` (i). `(16-5r)/(2)=0` (2). For Coeff of `x^(3).16-5r=6` `r=2` `impliesr=(16)/(5)` `T_(3)= .^(16)C_(2)(-2)^(2)=480` |
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| 17. |
A _____ is a temperature controlled supply chain a. Cold supply chain b. CPG supply chain c. Dairy product supply chain d. CDIT supply chain |
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Answer» Correct option: a. Cold supply chain |
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| 18. |
Accounting and Book-keeping are viewed as distinct functions. Mention any four differences between Accounting and Book Keeping. |
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| 19. |
Accounting information must possess certain qualitative characteristics. What are they? |
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Answer» The following are the qualitative characteristic of accounting information. 1. Reliability: Accounting information will be reliable if it is free from error and faithfully represents what it seeks to represent. 2. Relevance: Information should be relevant and must be available in. time. 3. Understandability: Accounting information that is relevant must be capable of being understood by all its users. 4. Timeliness: Information must be available timely. If not, it loses its ability to influence decision. 5. Comparability: Accounting information should facilitate inter-firm comparison as well as interfirm comparison. |
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| 20. |
Explain the concept and importance of social responsibility. |
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Answer» Social Responsibility means for every business as the objective of managers for taking decision related to business is not only to maximize profit or shareholder value but also to serve and protect the interest of other members of its society like consumer, worker and community as a whole. Social responsibility of business is important from the following point of view. 1. From employees’ point of view: with the help of companies’ employment and healthy working condition, social responsibility of business is important for employees. 2. From Customer point of view: under social responsibility, business follows ethical practice and manufactures the product which is as per expected quality and reasonable price. 3. From investor point of view: business who understand value of social responsibility is provide protection to the investor fund with help of development and growth of its business as well as expected return to investors with profit earn by it. 4. From Suppliers point of view: the importance of social responsibility is also require to perform in case of suppliers as they are one to provide raw material to business as well as other required material. When they are paid on time as well as reasonable demands of them are satisfied company, suppliers are loyal to business. 5. From government point of view: when business pay regular taxes, follow the norms of government then it is consider as social responsibility of business which is duly fulfill by it. 6. From Society point of view: business need to work in society, some importance of social responsibility is also define from society point of view. The business provide good product, try to maintain clean environment, provide opportunity to participate to business as well as work for the overall development of society, these are the some example of it. |
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| 21. |
Let `I=int_(kpi)^((k+1)pi)(|sin2x|)/(|sinx|+|cosx|)dx,(kepsilonN)` and `J=int_(0)^((pi)/(4))(dx)/(sinx+cosx)` which of the following holds good?A. `I=2int_(0)^((pi)/(2))(sin2xdx)/(sinx+cosx)`B. `I=4-4J`C. `I=4-2J`D. `I=2-2J` |
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Answer» Correct Answer - A::B We have `I=int_(kpi)^((k+1)pi)(|sin2x|)/(|sinx|+|cosx|)dx` put `x=kpi+t` `impliesdx=dt` `I=int_(0)^(pi)(|sin2x|dx)/(|sinx|+|cosx|)=2int_(0)^((pi)/(2))(sin2xdx)/(sinx+cosx)` `=2int_(0)^((pi)/(2))((sinx+cosx)^(2)-1)/((sinx+cosx))dx` `2int_(0)^((pi)/(2))(sinx+cosx)dx-2int_(0)^((pi)/(2))(dx)/(sinx+cosx)` `=4-4int_(0)^((pi)/(4))(dx)/(sinx+cosx)=4-4J` |
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| 22. |
The concept of _________ refers to ascertainment of future value of present money. A. Time Preference of Money B. Discounting C. Compounding D. Interest |
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Answer» C. Compounding |
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| 23. |
Billing accuracy is the most important factor for a. Customer satisfaction b. Reseller satisfaction c. Purchase satisfaction d. None of the above |
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Answer» Correct option: a. Customer satisfaction |
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| 24. |
Which of the following is not an accounting concept a. Going concern concept b. Money measurement concept c. Consistency concept d. All of the above |
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Answer» Correct option: c. Consistency concept |
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| 25. |
`f(x)=min({x,x^(2)}` and `g(x)=max{x,x^(2)}`A. `int_(-1)^(1)f(x)=-(1)/(6)`B. `int_(-2)^(1)g(x)=(19)/(6)`C. `int_(-1)^(1)f(x)=(19)/(6)`D. `int_(-1)^(1)g(x)=-(1)/(6)` |
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Answer» Correct Answer - A::B `f(x)=min{x,x^(2)}` `g(x)=max(x,x^(2)}` `impliesf(x)={{:(x,xle0),(x^(2),00ltxne1),(x,-xgt1):}` and `{{:(x^(2),xle0),(x,0ltxne1),(x^(2),xgt1):}` (i). `int_(-1)^(1)f(x)=int_(-1)^(0)xdx+int_(0)^(1)xdx+int_(0)^(1)x^(2)dx` `=-(1)/(2)+(1)/(3)=-(1)/(6)` (ii). `int_(-2)^(1)g(x)=int_(-2)^(0)x^(2)dx+int_(0)^(1)xdx` `=(8)/(3)+(1)/(2)=(19)/(6)` |
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| 26. |
Which of the following statements regarding thin and thick cylinders, subjected to internal. pressure only, is/are correct? 1. A cylinder is considered thin when the ratio of its inner diameter to the wall thickness is less than 15. 2. In thick cylinders, tangential stress has highest magnitude at the inner surface of the cylinder and gradually decreases towards the outer surface. (a) 1 only (b) 2 only (c) Both 1 and 2 (d) Neither 1 nor 2 |
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Answer» (d) Neither 1 nor 2 |
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| 27. |
if `[{:(3,2),(7,5):}]A{:[(-1,1),(-2,1):}]={:[(2,-1),(0,4):}]` then trace of A is equal toA. `-11`B. `-21`C. `-25`D. `-15` |
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Answer» Correct Answer - B `becausePAQ=B` `AQ=P^(-1)B` `A=P^(-1)BQ^(1)` `[{:(-16,3),(24,-5):}]` `thereforetr(A)=-21` |
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| 28. |
Cosider :- `Urn-Ito3` black & 4 white balls `Urn-IIto2` white & 5 black balls Two balls is drawn from urm-I simultaneously and transferred to `urn-II` Now, a ball is drawn from `urn-II`, the probability that it is of white colour is `p` and that it is of black colour is q. Which of the following statements (s) is/are correct?A. `pgtq`B. `pltq`C. `41p=22q`D. `22p=41q` |
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Answer» Correct Answer - B::C `E_(1)to` Two white balls are tranferred `E_(2)to` Two black balls are transferred `E_(3)to` One white & one black ball is transferred `p=P(E_(1)).P(W|E_(1))+P(E_(2)).P(W|E_(2))+P(E_(2)).P(W|E_(3))` `(( .^(4)C_(2))/( .^(7)C_(2)))((4)/(9))+(( .^(3)C_(2))/( .^(7)C_(2)))((2)/(9))+(( .^(4)C_(1) .^(3)C_(1))/( .^(7)C_(2)))((3)/(9))` `=((6)/(21))((4)/(9))+((3)/(21))((2)/(9))+((12)/(21))((3)/(9))` `=(24+6+36)/(186)=(66)/(189)` `q=P(E_(1)).P_(B|E_(1))+P_(E_(2)).P_(B|E_(2))+P(E_(3))P_(B|E_(3))` `=(( .^(4)C_(2))/( .^(7)C_(2)))((5)/(9))+(( .^(3)C_(2))/( .^(7)C_(2)))((7)/(9))+(( .^(3)C_(1) .^(4)C_(1))/( .^(7)C_(2)))((6)/(9))` `=((6)/(21))((5)/(9))+((3)/(21))((7)/(9))+((12)/(21))((6)/(9))` `=(30+21+72)/(189)=(123)/(189)` |
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| 29. |
Consider `N=2520`A. Number of even divisors of N is 36B. Number of odd divisors of N is 11C. Number of divisors which are multiple of 10 is 18D. number of divisors which are multiple of 4 but not of 6 is 16 |
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Answer» Correct Answer - A::C `N=2520=2^(3)xx3^(2)5xx7` (i) No. if even divisors`=(3)xx(3)xx(2)xx(2)=36` (ii). No. of odd divisors`=(3)xx(2)xx(2)=12` (iii). No. of divisors multiple of `10=(3)xx(3)xx(1)xx(2)=18` (iv). No. of divisors multiple of 4 but not `6=(2)xx(2)xx(2)=8` |
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| 30. |
Which of the following are the essential functions of fuel cells?'. 1. The charging (or electrolyser) function in which the chemical AB is decomposed to A and B. 2. The storage function in which A and B are held apart. . 3. The charge function in which A and B are charged with the simultaneous generation of electricity.(a) 1 and 3 only (b) 2 and 3 only (c) 1 and 2 only (d) 1, 2 and 3 |
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Answer» (b) 2 and 3 only |
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| 31. |
The position of centroid can be determined by inspection, if an area has . (a) Single axis of symmetry (b) Two axes of symmetry (c) An irregular shape (d) Centre axes of symmetry |
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Answer» (b) Two axes of symmetry |
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| 32. |
Which of the following statements of D’Alembert’s principle are correct?. 1. The net external force F actually acting on the body and the inertia force FI together keep the body in a state of fictitious equilibrium. 2. The equation of motion may be written as F+ (– ma) = 0 and the fictitious force (– ma) is called an inertia force. 3. It tends to give solution of a static problem an appearance akin to that of a dynamic problem. (a) 1 and 3 only (b) 1 and 2 only (c) 2 and 3 only (d) 1, 2 and 3 |
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Answer» (b) 1 and 2 only |
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| 33. |
The linear relationship between stress and strain for a bar in simple tension or compression. is expressed with standard notations by the equation (a) σ = Eε (b) σ = Eν (c) σ = Gν (d) σ = Gε |
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Answer» Correct option is (b) 219 MPa t = 8 mm d = 20 mm F = 110 kN F = K′(πdt) K′ = \(\cfrac{110\times1000}{8\times20\times\pi}\) = \(\cfrac{5500}{8\pi}\) = 218.94 ≈ 219 MPa |
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| 34. |
Let `A = {1,2,3,4,...,n}` be a set containing n elements, then for any given `k leqn`, the number of subsets of A having k as largest element must beA. `2^(k)`B. `2^(n-k)`C. `2^(k+1)`D. `2^(k-1)` |
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Answer» Correct Answer - D There are `(k-1)` |
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| 35. |
Consider the digits in set `S=(1,2,3,4)`. All four-digit number formed using digits in `S` are arranged ascending order. Which of the following is/are correct?A. The number 3412 is at 177 thB. the number 3423 is at 183th positionC. the number 3412 is at 178th positionD. the number at 110th position 2342 |
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Answer» Correct Answer - B::C::D `S=(1,2,3,4)` `1---=64` `2----=64` `3,1---=16` `3,2---=16` ltbr. `3,3----=16` `3,4,1,1=1` `3 4 1 2` So, number 3412 is at `178^(th)` position. Similarly other options may be checked. |
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| 36. |
A rod of length 2 m and diameter 50 mm is elongated by 5 mm when an axial force. of 400 kN is applied. The modulus of elasticity of the material of the rod will be nearly (a) 66 GPa(b) 72 GPa (c) 82 GPa (d) 96 GPa |
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Answer» Correct option is (c) 82 GPa Axial elongation, ∆ = \(\cfrac{PL}{AE}\) E = \(\cfrac{PL}{A∆}\) = \(\cfrac{400\times10^3\times2\times10^3}{\cfrac{\pi}{4}(50)^2\times5}\) = 81.5 GPa |
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| 37. |
This section contains 1 paragraph. Based on paragraph, there are 3 questions. Each question has 4 choices (1), (2), (3), (4) out of which only one is correct Q. if `F(x)` is continuous at `x=+-1`, then `f(x)=g(x)` hasA. imaginary rootsB. both the roots positiveC. roots of opposite signD. both the roots negative. |
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Answer» Correct Answer - C `F(x)={{:(f(x),-1ltxlt1),(g(x),xge1orxlt-1),((f(-1)+g(-1))/(2),x=-1),((f(1)+g(1))/(2),x=1):}` for continuity at `x=1` `f(1)=g(1)=(f(1)+g(1))/(2)` `implies1+a+3=1+bimpliesb=a+3` Similarly we can check for other questions. |
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| 38. |
This section contains 1 paragraph. Based on paragraph, there are 3 questions. Each question has 4 choices (1), (2), (3), (4) out of which only one is correct Q. If `F(x)` is continuous at `x=-1`, thenA. `a+b=-2`B. `a-b=3`C. `a^(2)=b^(2)+5`D. `a+b=5` |
| Answer» Correct Answer - D | |
| 39. |
Which of the following are correct ?A. graph of `y=2^(log_(2)x)` is B. graph of `y=x^(log_(x)2)` is C. graph of `y=2^(log_(2)x^(2)` is D. graph of `y=2^(2log_(2)x)` is |
| Answer» Correct Answer - D | |
| 40. |
if `f(x)` is a differential function such that `f(x)=int_(0)^(x)(1+2xf(t))dt&f(1)=e`, then Q. Identify the correct statements (s):A. `f(x)` is an even functionB. `f(x)` is an odd functionC. `f(x)` is always increasing functionD. `f(x)` is always decreasing function |
| Answer» Correct Answer - B::C | |
| 41. |
Elaborate the abbreviations? |
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Answer» APB - Aadhaar Payment Bridge AEPS - Aadhaar Enabled Payment System PoS - Point of Sale e-FMS - Electronic Fund Management System CBS - Core Banking Solution JBY - Janashree Bima Yojana RSBY - Rashtriya Swasthya Bima Yojana |
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| 42. |
Is there any authentic document required to open the wage seeker account? |
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Answer» MGNREGS Job Card, duly signed by the concerned officer is an officially valid document for opening a bank account under the Know Your Customer (KYC) norms. |
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| 43. |
Let `f(x)` be a 4 egree polynomial satisfying `f(r)=(1)/(r)` for `r=1,2,3,4,5` then Q. Value of `f(6)` isA. 6B. `(1)/(6)`C. `(1)/(3)`D. `f(3)` |
| Answer» Correct Answer - C::D | |
| 44. |
Who is empowered to select the implementing Agency? |
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Answer» The selection of the implementing Agency, other than the GP will be done by the DPC which is based on their technical expertise, capacity to handle work with the framework of MGNREGA. |
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| 45. |
What is wage rate for women employed for providing child care services? |
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Answer» The women so employed should be paid remuneration equivalant to the prevailing wage rate. |
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| 46. |
Who decides regarding opening of account in post office / bank? |
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Answer» The choice among different service providers (commercial/scheduled banks/ RRBs/post offices/ mobile banks) is left to the decision of the wage seekers as per their convenience. |
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| 47. |
Who issues the muster rolls (MR) and how are they maintained at worksite? |
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Answer» As per Schedule I, Para 15, the muster rolls are to be maintained as given below:
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| 48. |
List out the details to be recorded while generating e-muster? |
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Answer» For generating e-muster following details are required to be filled: i) Panchayat name ii) Work Code iii) Date from………Date to……….. iv) Worker category (unskilled or skilled/ semi-skilled) v) Number of workers in one muster roll |
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| 49. |
List out the details to be entered in NREGASoft while issuing the paper muster roll? |
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Answer» The fields required to be entered in NREGASoft for issuance of a paper muster roll are as below: a. Panchayat name b. Worker category (unskilled or skilled/semi-skilled) c. Muster roll No. (from & to) d. Work Code e. Date of issuance (by Programme Officer) f. Number of labour in muster roll g. Received by whom h. Date of the receipt. |
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| 50. |
What is the motto of conducting project initiation meeting? |
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Answer» To inform workers about the provisions of the Act, the system of payment of wages, SoR, information on worksite facilities and their entitlements in the event of their injury by accidents or death or injury or death of any child accompanying the worker. |
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