Physics
Identify the correct statement from the following :
- Mass is a force and is measured in Newton.
- The weight of a body is the same everywhere in the universe.
- Mass remains constant, but weight changes with gravity.
- Weight is measured using a physical balance.
Related Questions
The S.I. unit of weight is :
- kg
- Joule
- Newton
- dyne
The mass of a body :
- changes with a change of place
- changes with direction
- changes when the velocity of the body is close to the velocity of light
- none of these
State Newton’s law of gravitation.
State whether the gravitational force between two masses is attractive or repulsive ?