1. 10 kg wt is equal to


2. The type of force that exists between two charged bodies is


3. Gravitational force is a


4. The gravitational pull exerted by the earth on a body is called


5. The earth attracts the’moon with a gravitational force of 1020 N. Then the moon attracts the earth with the gravitational force of


6. Newton’s law of gravitation is applicable to


7. Where will it be profitable to purchase one kilogram sugar?


8. If the diameter of the earth becomes two times its present value and its mass remains unchanged, then how would the weight of an object on the surface of the earth be affected?


9. If an elevator is moving vertically up with an acceleration a, the force exerted on the floor by a passenger of mass m is


10. The force of gravitation between two bodies does not depend on


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