Question

An object of mass 1kg is falling from the height h=10m.calculate

a) the total energy of an object at h=10m

b) potential energy of the object when it is at h=4m

c) kinetic energy of the object when it is at h=4m

d) what will be the speed of the object when it hits the ground​

Answer 1

Answer:

(a) 98 joule

(b) 40.2joule

(c) 49.8joule

(d) 14m/s

Answer 2

Answer:

please refer to above pictures for your answer..

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