A stone is vertically thrown downward with the velocity of 5 m/s and it reaches the ground in 2 seconds. Find the height from which the stone is thrown and also the velocity by which the stone strikes on the ground.
A body is thrown vertically upward with a velocity of 72 km/hr. Find the maximum height reached and the time taken to reach the height.
Calculate the weight of the body of mass 70 kg on the earth and on the moon. (Weight on the moon is 1/6 of weight on the earth)
What do you mean by gravity? Write its any two advantages.
A paratrooper lands safely when jumped from a great height, why?
The mass of jupiter is 319 times more than that of the earth but its accelearation due to gravity is 2.5 times more than the earth. why?
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