Question

20. A 40 newton object is released from a height of 10 m What will be its kinetic energy
(in Jules) just before it hits the ground?
1.0
a 400
b. 3920
0 2800
d 4000​

Answer 1

Answer:

A 40 newton object is released from a height of 10 m What will be its kinetic energy

(in Jules) just before it hits the ground?

1.0

Explanation:

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Answer 2

F = 40 N

s = 10 m

KE = ?

$We \: know, KE \: = F.s \\ \\ = 40 \times 10 \\ \\ = 400 \: J$