Question

An object moving with a speed of 35 meters per second has a kinetic energy of 1500 joules. What is the mass of the object?

Answer 1

K.E  =  1/2 x m x (V*2)
1500 = 1/2 x m x 35*2
1500 x 2 =  M x 1225
3000 / 1225 = m

m= 2.44 kg