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प्रश्न
What do you understand by the term 'acceleration due to gravity of earth' ?
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उत्तर
Uniform acceleration produced in a free falling body due to the earth’s gravitational force is known as acceleration due to gravity on earth, and is denoted by ‘g’.
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संबंधित प्रश्न
A ball is thrown vertically upwards with a velocity of 49 m/s. Calculate
- the maximum height to which it rises.
- the total time it takes to return to the surface of the earth.
Explain what is meant by the equation :
`g= Gxxm/r^2`
where the symbols have their usual meanings.
Explain why, if a stone held in our hand is released, it falls towards the earth.
i) If g = GM/r2 then where will the value of g be high at Goa Beach or on top of Mount Everest?
A force of 10 N acts on a body of mass 5 kg. Find the acceleration produced.
What force, in newton, your muscles need to apply to hold a mass of 5 kg in your hand? State the assumption.
Write scientific reasons.
The value of gravitational acceleration (g) decreases as we go deep inside the earth.
Define acceleration due to gravity.
Distinguish between:
Universal gravitational constant – Gravitational acceleration of earth.
Write a short note.
Free Fall
