Question

Kinetic energy of a ball weighing 0.5 kg moving with a velocity of 4 m/s will be

Answer 1

Data: m=0.5kg

V=4m/s

Required:kinetic energy=?

Solution: K.E=1/2mv^2

K.E= 1/2(0.5)(4)^2

K.E=4 joules

So the kinetic energy will be 4 joules