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InterviewSolution
This section includes InterviewSolutions, each offering curated multiple-choice questions to sharpen your knowledge and support exam preparation. Choose a topic below to get started.
| 1201. |
What is fulcrum? Do all levers have fulcrum at the midpoint? |
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Answer» What is fulcrum? Do all levers have fulcrum at the midpoint? |
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| 1202. |
A thin cylindrical rod of uniform mass density, rests against a smooth wall as shown in figure. Find the coefficientof friction between ground and rod (if the minimum angle that the rod can make with the horizontal is theta) |
| Answer» A thin cylindrical rod of uniform mass density, rests against a smooth wall as shown in figure. Find the coefficientof friction between ground and rod (if the minimum angle that the rod can make with the horizontal is theta) | |
| 1203. |
the length of rod is measured by four different measurments are reported as A. 500.0mm B. 50.0cm C. 0.500m D. 5.0 × 10^{-4} km we can conclude that (1) A is most accurate measurment (2) C is most accurate measurment (3) A, C and B are equally accurate measurments (4) the accuracy of all the measurment is the same |
| Answer» the length of rod is measured by four different measurments are reported as A. 500.0mm B. 50.0cm C. 0.500m D. 5.0 × 10^{-4} km we can conclude that (1) A is most accurate measurment (2) C is most accurate measurment (3) A, C and B are equally accurate measurments (4) the accuracy of all the measurment is the same | |
| 1204. |
Define matter. What is its composition? |
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Answer» Define matter. What is its composition? |
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| 1205. |
Give examples of devices in which the fulcrum is between the load and the effort. |
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Answer» Give examples of devices in which the fulcrum is between the load and the effort. |
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| 1206. |
Ashwin is required to take the measurement of a wooden box. Which of the following should be the proper position of his eye for taking the reading? |
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Answer» Ashwin is required to take the measurement of a wooden box. Which of the following should be the proper position of his eye for taking the reading? |
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| 1207. |
Applications of simple harmonic motion and simple pendulum motion? |
| Answer» Applications of simple harmonic motion and simple pendulum motion? | |
| 1208. |
The figure shows the single line diagram of a single machine infinite bus system.The inertia constant of the synchronous generator H=5 MW-s/MVA.Frequency is 50 Hz. Mechanical power is 1 p.u. The system is operating at stable quilibrium point with rotor angle δ=30∘. A three phase short circuit fault occurs at a certain location on one of the circuits of the double circuit transmission line. During fault, electrical power in p.u. is 0.23sinδ. If the value of δ at the instant of fault clearing is 45∘ then,dδdt=_____radians/sec.3.76 |
Answer» The figure shows the single line diagram of a single machine infinite bus system. The inertia constant of the synchronous generator H=5 MW-s/MVA. Frequency is 50 Hz. Mechanical power is 1 p.u. The system is operating at stable quilibrium point with rotor angle δ=30∘. A three phase short circuit fault occurs at a certain location on one of the circuits of the double circuit transmission line. During fault, electrical power in p.u. is 0.23sinδ. If the value of δ at the instant of fault clearing is 45∘ then,dδdt=_____radians/sec.
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| 1209. |
State two higher and two smaller units of mass. Show their relationships with kilogram. |
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Answer» State two higher and two smaller units of mass. Show their relationships with kilogram. |
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| 1210. |
Planets, stars, other solar systems and celestial bodies are found in a vast expanse called: |
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Answer» Planets, stars, other solar systems and celestial bodies are found in a vast expanse called: |
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| 1211. |
The pressure applied by the air which is present above us is called as ___. |
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Answer» The pressure applied by the air which is present above us is called as |
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| 1212. |
The value of 1 0 J in a system of units, which has10 cm. 1 kg and 30 s as the units of length, massand time respectively, is(1) 2 ,c 104 units (2) 9 ,c 105 units(3) 15 ,c 105 units (4) 18 ,c 105 units |
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Answer» The value of 1 0 J in a system of units, which has 10 cm. 1 kg and 30 s as the units of length, mass and time respectively, is (1) 2 ,c 104 units (2) 9 ,c 105 units (3) 15 ,c 105 units (4) 18 ,c 105 units |
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| 1213. |
Combine the forces to find the net force in the appropriate direction. |
Answer» Combine the forces to find the net force in the appropriate direction. |
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| 1214. |
A rectangular block has a square base of dimensions a*a and its height is h. It moves on a horizontal surface in a direction perpendicular to one of its edges. The coefficient of the is u. It will topple if:(A) u>(h/a) (B) u>(a/h)(C) u>(2a/h) (D) u>(a/2h) |
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Answer» A rectangular block has a square base of dimensions a*a and its height is h. It moves on a horizontal surface in a direction perpendicular to one of its edges. The coefficient of the is u. It will topple if: (A) u>(h/a) (B) u>(a/h) (C) u>(2a/h) (D) u>(a/2h) |
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| 1215. |
Which is the brightest star in our night sky? |
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Answer» Which is the brightest star in our night sky? |
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| 1216. |
A stone falls from rest. the total dis†an ce covered by it in last second of its motion is equal to the dis†an ce covered in first 3 seconds. what is the height from which the stone was dropped |
| Answer» A stone falls from rest. the total dis†an ce covered by it in last second of its motion is equal to the dis†an ce covered in first 3 seconds. what is the height from which the stone was dropped | |
| 1217. |
30.A long straight wire carries a cutrent of 35A .what is the magnitude of the field B at a point 20cm from the wire? |
| Answer» 30.A long straight wire carries a cutrent of 35A .what is the magnitude of the field B at a point 20cm from the wire? | |
| 1218. |
Why can a pace or a footstep not be used as a standard unit of length? |
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Answer» Why can a pace or a footstep not be used as a standard unit of length? |
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| 1219. |
why △ K = -△ U where K is kinetic energy and U is potential energy |
| Answer» why △ K = -△ U where K is kinetic energy and U is potential energy | |
| 1220. |
What is the spectrum of light |
| Answer» What is the spectrum of light | |
| 1221. |
Why does the bulb stop glowing when the tungsten filament breaks ? |
| Answer» Why does the bulb stop glowing when the tungsten filament breaks ? | |
| 1222. |
Cause: A severe cyclonic storm swept away most part of the state during the last two days. Which of the following cannot be a possible effect of the above cause? |
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Answer» Cause: A severe cyclonic storm swept away most part of the state during the last two days. |
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| 1223. |
How to find current efficiency ?Explain it . |
| Answer» How to find current efficiency ?Explain it . | |
| 1224. |
Area of a square of side 2 m is . |
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Answer» Area of a square of side 2 m is |
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| 1225. |
Which of the following is a non-luminous object? |
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Answer» Which of the following is a non-luminous object? |
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| 1226. |
If you and your friend are participating in a cycle race and you are leading your friend by a distance of 1.258 km. What will be the distance in metres? |
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Answer» If you and your friend are participating in a cycle race and you are leading your friend by a distance of 1.258 km. What will be the distance in metres? |
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| 1227. |
F.P.S. is a system of measurement. Find what it means. |
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Answer» F.P.S. is a system of measurement. Find what it means. |
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| 1228. |
What is a shadow? Give example. [2 MARKS] |
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Answer» What is a shadow? Give example. [2 MARKS] |
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| 1229. |
which is more metalic Cr or Al ? Why |
| Answer» which is more metalic Cr or Al ? Why | |
| 1230. |
Classifythe objects or materials given below as opaque, transparent ortranslucent, luminous or non-luminous:Air,water, piece of rock, sheet of aluminium, mirror, wooden board, sheetof polythene, CD, smoke, sheet of plane glass, fog, piece of red hotiron, umbrella, lighted florescent tube, wall, sheet of carbon paper,flame of a gas burner, sheet of cardboard, lighted torch, sheet ofcellophane, wire mesh, kerosene stove, sun, firefly, moon. |
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Answer» Classify Air, |
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| 1231. |
37. What is the meaning of set builder |
| Answer» 37. What is the meaning of set builder | |
| 1232. |
If time for 50 oscillations of the pendulum is 80s using a wrist watch of 1s resolution, then accuracy in measurement of time period is |
| Answer» If time for 50 oscillations of the pendulum is 80s using a wrist watch of 1s resolution, then accuracy in measurement of time period is | |
| 1233. |
Three identical iron bars are kept on a table. Two out of three bars are magnets. In one of the magnets the North-South poles are marked. How will you find out which of the other two bars is a magnet? Identify the poles of this magnet. |
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Answer» Three identical iron bars are kept on a table. Two out of three bars are magnets. In one of the magnets the North-South poles are marked. How will you find out which of the other two bars is a magnet? Identify the poles of this magnet. |
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| 1234. |
If a bar magnet is cut lengthwise into two parts, how many numbers of poles will be formed? |
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Answer» If a bar magnet is cut lengthwise into two parts, how many numbers of poles will be formed? |
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| 1235. |
Define uniform motion of an object moving along a straight line . Draw position time and velocity time graph of such a motion. |
| Answer» Define uniform motion of an object moving along a straight line . Draw position time and velocity time graph of such a motion. | |
| 1236. |
36 A body weights 144N at the surface of earth. When it is taken to a height of h=3R,it would weigh (1) 48N (2) 36N (3) 16N (4) 9N |
| Answer» 36 A body weights 144N at the surface of earth. When it is taken to a height of h=3R,it would weigh (1) 48N (2) 36N (3) 16N (4) 9N | |
| 1237. |
72.A spherical fish bowl of radius 15cm is filled with water of refractive index 4/3. A cat standing outside in air at a distance of 30cm from the centre of fish bowl is looking at the fish. At what distance from the centre would the cat appear to fish situated at the centre?? |
| Answer» 72.A spherical fish bowl of radius 15cm is filled with water of refractive index 4/3. A cat standing outside in air at a distance of 30cm from the centre of fish bowl is looking at the fish. At what distance from the centre would the cat appear to fish situated at the centre?? | |
| 1238. |
True or False a) Reflection is responsible for the formation of a shadow |
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Answer» True or False a) Reflection is responsible for the formation of a shadow |
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| 1239. |
what makes the moon to come near us |
| Answer» what makes the moon to come near us | |
| 1240. |
A man is trying to push a wall as shown below: He gets tired eventually. What is the work done by the man on the wall? |
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Answer» A man is trying to push a wall as shown below:
He gets tired eventually. What is the work done by the man on the wall? |
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| 1241. |
Fill in the blanks .(a) When the beams from the headlights of a car fall on an object in the night , the shadows called ............. and ..................... can be seen.(b) During a lunar eclipse the shadow of the ............. falls on the ......................... .(c) During a solar eclipse the shadow of the .............. falls on the ................ .(d) Various shades of colour are seen in the sky at sunrise and sunset due to ........................ . |
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Answer» Fill in the blanks . (a) When the beams from the headlights of a car fall on an object in the night , the shadows called ............. and ..................... can be seen. (b) During a lunar eclipse the shadow of the ............. falls on the ......................... . (c) During a solar eclipse the shadow of the .............. falls on the ................ . (d) Various shades of colour are seen in the sky at sunrise and sunset due to ........................ . |
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| 1242. |
F= K(xi+yj) is working on a particle which moves from (0,0) to (a,0) along yaxis. Find work done by the forc. |
| Answer» F= K(xi+yj) is working on a particle which moves from (0,0) to (a,0) along yaxis. Find work done by the forc. | |
| 1243. |
The energy that produces the sensation of hearing is called __. |
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Answer» The energy that produces the sensation of hearing is called __. |
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| 1244. |
All button cells can be charged again and again. True or false? |
| Answer» All button cells can be charged again and again. True or false? | |
| 1245. |
What about degeneracy of 2p orbitals in a magnetic field ? Also explain what is degeneracy ? |
| Answer» What about degeneracy of 2p orbitals in a magnetic field ? Also explain what is degeneracy ? | |
| 1246. |
is light matter |
| Answer» is light matter | |
| 1247. |
Where is the fulcrum when a boat is being rowed? |
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Answer» Where is the fulcrum when a boat is being rowed? |
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| 1248. |
In our daily life, is it essential to measure everything accurately? |
| Answer» In our daily life, is it essential to measure everything accurately? | |
| 1249. |
Why the eyes of cats, lions and tigers shine in the night? |
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Answer» Why the eyes of cats, lions and tigers shine in the night? |
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| 1250. |
Choose the correct option. Statement 1: The shape of the moon changes every day and the various shapes seen during a month are called phases of the moon. Statement 2: Moon has no light of its own. We see only that part of the moon, which reflects light of the sun to us. The position of moon changes due to its revolution around the earth and hence, the portion of the moon reflecting the light of the sun to us also changes. |
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Answer» Choose the correct option. Statement 1: The shape of the moon changes every day and the various shapes seen during a month are called phases of the moon. Statement 2: Moon has no light of its own. We see only that part of the moon, which reflects light of the sun to us. The position of moon changes due to its revolution around the earth and hence, the portion of the moon reflecting the light of the sun to us also changes. |
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