Class 9 Science Work and Energy MCQs Online Test

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Work and Energy is one of the most important science chapters in class 9. We have the Circle class 9 multiple-choice questions available online to help you get better at math. Experts in the field have produced these Class 9 Work and Energy Multiple Choice Questions. Students can have a better understanding of complex Scientific ideas by using the Work and Energy Class 9 Multiple Choice Questions. We’ve taken the effort to offer something special that can make arithmetic enjoyable. Practice the real number multiple-choice questions that we have provided on our website with enjoyment.

The MCQ for class 9 Work and Energy was created using the most recent math curriculum from CBSE. You should practice Class 9 Work and Energy MCQ on a regular basis to ensure that you receive high exam scores.

We have created class 9 Work and Energy multiple-choice questions (MCQs) to assist you in your preparation since success in math requires consistent practice.

Class 9 Science Work and Energy Online MCQs Test 1

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Q1. When a body falls freely towards the earth, then its total energy

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Q2. A car is accelerated on a levelled road and attains a velocity 4 times of its
initial velocity. In this process the potential energy of the car

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Q3. In case of negative work the angle between the force and displacement is

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Q4. An iron sphere of mass 10 kg has the same diameter as an aluminium
sphere of mass is 3.5 kg. Both spheres are dropped simultaneously from a
tower. When they are 10 m above the ground, they have the same

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Q5. A girl is carrying a school bag of 3 kg mass on her back and moves 200
m on a levelled road. The work done against the gravitational force will
be (g =10 m s–2)

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Q6. Which one of the following is not the unit of energy?

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Q7. The work done on an object does not depend upon the

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Q8. Water stored in a dam possesses

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Q9. A body is falling from a height h. After it has fallen a height h/2 , it will possess

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Q10. The power of a motor pump is 2 kW. How much water per minute the
pump can raise to a height of 10 m? (Given g = 10 m s–2)

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Q11. An object of mass 15 kg is moving with a uniform velocity of 4 ms–1. What is the kinetic energy
possessed by the object?

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Q12. Find the energy possessed by an object of mass 10 kg when it is at
a height of 6 m above the ground. Given, g = 9.8 m s–2

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Q13. A boy of mass 50 kg runs up a staircase of 45 steps in 9 s. If the
height of each step is 15 cm, find his power. Take g = 10 m s–2.

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Q14. objects in motion posses energy and can do work, this energy is called______

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Q15. The sum of kinetic energy and potential energy is_____

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Q16. 1 kilowatt =_______

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Q17. The energy used in one hour at the rate of 1 kW is know as_____

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Q18. What are the various factors affecting kinetic energy?

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Q19. When two identical bodies are in motion, the body with a higher

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Q20. The unit of work is _____

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