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MDCAT Past Papers - NUMS - Physics - Chap No 2 Quiz

Attempt 10 MCQs on MDCAT Past Papers - NUMS - Physics - Chap No 2 | Quiz 1

1. The area under force-displacement graph gives:



2. At what angle of applied force, work done will be 50%?



3. A block of mass 20g is thrown vertically upward with a speed of 10 m/s. The work done by the force of gravity during its upward motion is:



4. The area under force-displacement graph gives us



5. If by some phenomenon the Earth contracts to one half of its present size, then gravitational potential energy becomes:



6. The product of force and velocity is:



7. The amount of work done in moving a body at certain point in a gravitational field to a position of zero potential such that the body is never accelerated is called:



8. The absolute potential energy is given as Ug = –GmMₑ/R. The negative sign indicates that Earth's gravitational field for mass "m" is:



9. Kilowatt-hour is unit of:



10. An electric motor of power 2hp is installed in an industrial unit. Its power is:



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