Physics
The S.I. unit of weight is :
- kg
- Joule
- Newton
- dyne
Laws of Motion
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Answer
Newton
Reason — The weight of a body is the force with which the earth attracts it. In other words, weight of a body is the force of gravity on it.
Weight is a vector quantity. It's direction is downwards towards the centre of the earth.
S.I. unit of weight is Newton (N).
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Related Questions
The body of mass 25 kg is taken from the earth to the moon. If the value of g on moon is 1.6 ms-2 then the weight of the body on moon is :
- 50 N
- 100 N
- 40 N
- 60 N
The relationship between weight and mass is :
- W = m
- W = mG
- W = mg
- m = Wg
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.