Question

a body of mass 4 kg is thrown vertically upwards with a speed of 30 m/s. if g =10m/s. maximum kinetic energy of the body

Answer 1

◆ ∆nswer ◆

The max kinetic energy of the body will be the Initial & final ( just before colliding with ground )
Kinetic energies .

I.e. 1/2 × 4 × 30 × 30
= 1800 J

#Superman

Answer 2

1/2 m (v)(v)

1/2(4)(30)(30)

1800 j