An object of mass 25kg is falling from the height h=10 m. 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?
Answers
Answered by
1
Answer:
a. potential energy = mgh
25x9.8x10
= 145 joules
Answered by
1
Step-by-step explanation:
a potential energy = mgh
25× 9.8×10
= 145 joules
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