Punjab 11th Class Physics Chapter 4 Work and Energy Mcqs Test Online

Total Question
12 Questions
Total Marks
24 Marks
Total Time
12 Minuts
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Test Name



Ch.4 # Work and Energy

Subject



Physics (11th Class)

Test Type



Mcqs


Punjab 11th Class Physics Chapter 4 Work and Energy Mcqs Test Online

Physics Chapter 4 Work and Energy Mcqs Test Online Class 11th Punjab

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Question 1 of 12

Physics

1. If the K.E of a body become four time of the initial value, then new momentum will

Question 1 of 12

Question 2 of 12

2. The expression for escape velocity is given by:

Question 2 of 12

Question 3 of 12

3. If momentum is increased by 20% then K.E. increases by

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Question 4 of 12

4. Two bodies of masses m₁ and mn have equal momentum their kinetic energies E₁ and En are in the ratio:

Question 4 of 12

Question 5 of 12

5. The atmosphere is held to the earth by

Question 5 of 12

Question 6 of 12

6. If force and displacement of particle in the direction of force are doubled. Work would be

Question 6 of 12

Question 7 of 12

7. A body of mass 5kg is moving with a momentum of 10kg ms⁻¹. A force of 0.2 N acts on it in the direction of motion of the body for 10 seconds. The increase in its kinetic energy is

Question 7 of 12

Question 8 of 12

8. Work is said to be negative when F and d are:

Question 8 of 12

Question 9 of 12

9. The energy stored in the spring of watch is:

Question 9 of 12

Question 10 of 12

10. Two bodies with kinetic energies in the ration of 4:1 are moving with equal linear momentum. The ratio of their masses is

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Question 11 of 12

11. An example of non-conservative force is:

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Question 12 of 12

12. One horse power is given by:

Question 12 of 12


 

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