# Calculate the kinetic energyof a car of mass750kg moving with a velocity of 54km per hour .Find the new kinetic energy of the car if the passanger of mass 50 kg sits in the car.

1
Log in to add a comment

Log in to add a comment

=800kg

velocity=54km/hr

K.E.=1/2×800×54²

K.E.=400×2916

k.E=1166400joule

hope this will hlp u...