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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.
| 5301. |
A train starting from a rest attains a velocity of 72km/hr is 5 min find the acceleration |
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Answer» 4m/sec square And is 1/15 m/s Initial velocity, u =0Final velocity, v =72km/hr=20 m/sTime, t = 5 minutesAcceleration =?a = v - u/ ta=20 - 0/5=4m/s square Your question is not correctPlease correct and repost |
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| 5302. |
Difference between work and power? |
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Answer» Refer u r text book.u will get clarity •Work is the product of force and displacement in the direction of applied force. •SI unit=joule (J)•Work is scalar product or dot product of force and displacement. i.e.W=F×SPOWER:•Power is the rate at which work is done by force. •SI unit=watt (W) |
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| 5303. |
Find the kinetic energy of a ball of mass 200g moving at a speed of 20cm/s . |
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Answer» Its 2KJ Papal sings your answer is wrong Please try again Use = 1/2 *m v^2 2J Because we should convert gram to kg It\'s 40 joules |
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| 5304. |
How to calculate mass of 3.011×10^24 atoms of carbon |
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| 5305. |
Is virus living or dead |
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Answer» It is on the border line between the living and nonliving organisms as it is it is non living until and unless it is in connection with any of the host or you can see a living organism when it enters a body of living organism it quickly multiplies and becomes living both living and dead living in host body dead outside the body Living |
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| 5306. |
What is the state of fire |
| Answer» Gaseous | |
| 5307. |
Work done and its types |
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Answer» When an force acts on an object and object must be displaced then work is done.It\'s type are-•positive workdone (when displacement is in direction of force)•negative workdone(when displacement is opposite of the force) When an force acts on an object and the object should get displaced this is termed as work doneSi unit is NFormula: work done = force * displacementW= f *s The displacement of an object is work done There are 3 types of work done 1.zerowork done when cos "90degree 2.positive work done when angle is acute angle. 3.negative work done when angle is obtuse angle . |
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| 5308. |
Define molecules |
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Answer» Smallest particle of a substance is called molecules The smallest unit into which a substance can be divided without changing its chemical nature |
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| 5309. |
Scientific name of tulsi? |
| Answer» Ocimum tenuiflorum | |
| 5310. |
Differentiate between kharif crop and Rabi crop |
| Answer» Kharif in rainy season and rabi in winter | |
| 5311. |
Define the atomic mass?? |
| Answer» The atomic mass of an element is the relative mass of its atom as compared with the mass of an atom of carbon 12 isotope taken as 12 units units | |
| 5312. |
Explain weight of the object on the moonin hindi |
| Answer» The weight of object on the moon 1/6 of the earth | |
| 5313. |
What is animalia and plantae? |
| Answer» Plantae , all multicellular green plants and advance form of algae.Animalia, all multicellular animals. | |
| 5314. |
Define energy. |
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Answer» Capcity to do work are called energy The capacity or power to do work. The ability to do work ... |
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| 5315. |
What is the full form of DPT? |
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Answer» Diptheria perrtussis tetanus IUPAC fullform Diphtheria perrtussis tetanus Diphtheria pertussis tetanus |
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| 5316. |
Eye lence |
| Answer» The power of lence is know as eye lence. | |
| 5317. |
What is fertilizer |
| Answer» Fertilizers refer to the products produced commercially to replenish the soil with essential nutrients. The fertilizers enrich the soil with nitrogen,phosphorus and potassium and ensure proper vegetative growth of healthy But continuous use of fertilizers can destroy the fertility of soil as it harms the beneficial micro-organisms in the soil. | |
| 5318. |
What is our eye lence |
| Answer» Eye Lens: Behind the pupil, there is a transparent structure called a lens. By the action of ciliary muscles, it changes its shape to focus light on the retina. It becomes thinner to focus distant objects and becomes thicker to focus nearby objects. | |
| 5319. |
What is buyoent? |
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Answer» When the force is acting on upward direction like a ball in a water is up to upward direction is called buyoent force. The upward force is called buyoent |
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| 5320. |
Extra questions ch 1 |
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| 5321. |
Why only 5 kingdom not 6 |
| Answer» BECAUSE THE SCIENTIST HAVE DISCOVERED GIVE KINGDOM... | |
| 5322. |
Why there are 5 kingdom of living things not (-) or (+) than 5 |
| Answer» Yes, monera, protista, fungi, plantae and animalia | |
| 5323. |
What are biochemical pathways |
| Answer» | |
| 5324. |
Define cephallization |
| Answer» Cephalization is an evolutionary trend in which, over many generations, the mouth, sense organs, and nerve ganglia become concentrated at the front end of an animal, producing a head region. This is associated with movement and bilateral symmetry, such that the animal has a definite head end. | |
| 5325. |
Why sky is blue... ???? Any answer please |
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Answer» Blue light is scattered in all directions by the tiny molecules of air in Earth\'s atmosphere. Blue is scattered more than other colors because it travels as shorter, smaller waves. This is why we see a blue sky most of the time. Ask from it |
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| 5326. |
Atomic mass of silver |
| Answer» 108 u | |
| 5327. |
What is virus and bacteria |
| Answer» they both are micro organisms but viruses are diffrent from bacteria viruses have diffrent machnism from bacteria | |
| 5328. |
Any scientific reason for naming coelentrata as cnidaria |
| Answer» YesIt very much complicated | |
| 5329. |
How do storage grains loses occurs |
| Answer» During the storage of grains both biotic and abiotic factors cause losses to the grain. Biotic factors such as insects, rodents, mites, fungi, bacteria, etc. and various abiotic factors such as moisture, temperature, lack of sunlight, etc. are responsible for losses of grains. These factors cause loss in weight, degradation in quality and poor germinability. | |
| 5330. |
How electrons are moving? Without any force |
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Answer» Electron is lighter than proton and neutron. Therefore electron are moving There must be centripetal force The |
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| 5331. |
What is in the nucleus |
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Answer» If the question of Chemistry then proton and nutron In concept of biology It the control centre of the eukoryotic cell........And in chemistryIt is the small centre of an atom of an element containg protons and neutrons........Hope i helped youSAKSHI....CLASS 9TH |
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| 5332. |
Why monera kingdom is broken into Archaebacteria and eubacteria in the 6 kingdom classification? |
| Answer» Eubacteria are the modern one...more developed....they can move ...while archaebacteria the less developed one can\'t move but can survive in harsh cilimate | |
| 5333. |
Why is colli doesn\'t Work |
| Answer» | |
| 5334. |
What is the use of kaleidoscope |
| Answer» A kaleidoscope is an optical device which creates colourful beautiful patterns due to multiple reflections in plane mirrors. It is a cylinder which has three plane mirrors and loose, colored objects such as beads or pebbles and bits of glass. As the viewer looks into one end, light entering the other end creates a colorful pattern, due to multiple reflection of these objects in the mirrors. | |
| 5335. |
Define electronic configuration |
| Answer» \tMaximum number of electrons in an orbit is calculated by 2n2, where ‘n’ is number of orbit and may be equal to 1, 2, 3 , . . . .\tElectrons occupy the next orbit only after filling the inner orbit completely.\tThe maximum number of electrons in outermost orbit will not be more than 8. | |
| 5336. |
atomic mass unit |
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Answer» What do you mean by amu (atomic mass unit) -12 |
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| 5337. |
Full name of co2 |
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Answer» Carbon di oxide Carbon dioxide Carbon dioxide Carbon dioxide carbon dioxide Carbon dioxide |
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| 5338. |
What is the speed of sound waves? |
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Answer» The speed of sound also depend on the temperature of medium if the temperature of the medium is more the speed of sound more The speed of sound is more in solid and less in liquid at least in gases |
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| 5339. |
Work(refinitions,formula and unit) |
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Answer» Aathu I do not no |
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| 5340. |
cryptogame does not have conducting tissue( xylem &phloem) . but how can findour food and water |
| Answer» Unki marzi wo tumhe kyon bataen?? | |
| 5341. |
State a Pascal law |
| Answer» preassure exerted in confined fluid and is transmitted undiminished in all direction | |
| 5342. |
Why it is hard to make anti viral then anti bacterial ? Please explain. |
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Answer» But by virus are not killed by anti bacterial and anti viral ? Because anti bacterial deals only with bacterial disease but anti viral deals with both |
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| 5343. |
Did anyone gave NSO |
| Answer» No i hv its exam on 27 November....... | |
| 5344. |
Which enreegy is transformedin working of steam engine |
| Answer» | |
| 5345. |
What is a gravitation |
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Answer» This force is due to the attraction between the earth and the stone and it called the gravitational force or gravity of earth. Thus ,a stone droped from height falls towards the earth because the earth exert a force of attraction called gravity fall It is a force of attraction between two objects having masses Ex-a stone falls on earth because the earth has mass.So, it attracts stone towards it. ?? Not mention The curve in space-time fabric is known as gravity. It is the force of attractions between any two bodies in the universe |
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| 5346. |
A physical process that involves the taking in and giving out of air . |
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Answer» Breathing not respiration because involves release of energy also This process is called respiration |
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| 5347. |
Is why do we fall ill chapter is important |
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Answer» Yes the chapter is important because we can get knowledge about the diseases, their causes and their treatment.The chapter will obviously come in our exams. Yes ofcourse as it will be coming in our papers and nevertheless we will have idea for all the diseases and its precautions too? |
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| 5348. |
Explain gravitation force |
| Answer» Gravitational force is the force by which every body or object is attracted towards the centre of the earth | |
| 5349. |
What is vacuum ? Explain why sound cannot travel through vacuum |
| Answer» Vacuum is a space where no molecule or atom is present.Sound cannot travel through vacuum because sound needs medium such as( molecule of any state of matter).In vacuum no medium is present so sound does not travel through vacuum | |
| 5350. |
Diffrence between mass and inertia |
| Answer» Inertia: Inertia is tendency to do nothing or to remain unchanged.Mass: Mass is a property of a physical body. It is a measure of an object\'s resistance to acceleration when a force is applied. | |