Question

help me please............​

Answer 1

hello mate !!

★ Check this attachment...

Answer 2

.

Force = mass × acceleration (F=MA)

A= F/ma= 4 m/s ².

We know that,

K.e = 1/2 mv²

To find v:-

V= u+at

V= 0+40

V= 40 m/s.

K.E = 1/2 ×5×40×40

K.E =4000 J.

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