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प्रश्न
What do you mean by the term free fall ?
उत्तर
A falling body, on which only the earth’s gravity acts, is known as a freely falling body and such a fall is known as free fall.
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संबंधित प्रश्न
State whether the following statement is true or false :
The acceleration due to gravity acting on a freely falling body is directly proportional to the mass of the body.
Explain what is meant by the equation :
`g= Gxxm/r^2`
where the symbols have their usual meanings.
Name the force which stops you falling through the floor.
i) If g = GM/r2 then where will the value of g be high at Goa Beach or on top of Mount Everest?
What would be the value of ‘g’ on the surface of the earth if its mass was twice and its radius half of what it is now?
A force acts for 10 s on a stationary body of mass 100 kg, after which the force ceases to act. The body moves through a distance of 100 m in the next 5 s. Calculate : The acceleration produced by the force
A force causes an acceleration of 10 m s-2 in a body of mass 500 g. What acceleration will be caused by the same force in a body of mass 5 kg?
State whether the below statement is True or False.
Neglecting air resistance, a body falling freely near the earth's surface has a constant acceleration.
Explain why:
Objects fall to the earth.
Write scientific reason.
The value of gravitational acceleration (g) is taken to be -g when studying the motion of an object thrown upwards in a straight line.
