A stone of mass 0.4 kg is thrown vertically up with a speed of 9.8 `ms^(-1)`. Find the potential energy after half second.

A stone of mass 0.4kg is thrown vertically up with a speed of 9.8ms^(-1) . Find the potential and kinetic energies after half second.

A ball of mass 0.1 kg is thrown vertically with a speed of 7 " m "s^(-1) . Calculate the kinetic energies after half second .

A ball of mass 0.1 kg is thrown vertically upwards with a speed of 7 ms^(-1) . Calculte the kinetic and potential ebergies after half second .

A bomb of mass 1 kg is thrown vertically upwards with a speed of 100 ms^(-1) After 5 sec. it explodes into two fragments. One of mass 400 g is found to go down with a speed of 25 ms6(-1) what happens to the second justafter the explosion ?

A stone is thrown up with a speed of 9.8ms^-1 . Find maximum height reached.

A stone of 3kg is thrown vertically upward with an initial speed of 20m/s. If g=10 m//s^(2) , then find the kinetic energy and potential energy after 1s.

A stone is thrown up with a speed of 9.8ms^-1 . Find the time taken to reach the maximum height.