Question

object of mass 100 gram is at an instant of time is having vertical height of 30 m and velocity of 50 kilometre per hour total mechanical energy possessed by the object take g the per second square​

Answer 1

Answer:

this is the answer please like this

Answer 2

Explanation:

given,

v=20ms-1

KE=1/2MV2

=1/2×m×400

=200×m

at H=h

PE=1/2KE

mgh=1/2×200×m

gh=100

h=100/g

100/9.8

h=10.20meter