Question

265. An object of 10 kg is moving with a speed of 2 m/s. The
kinetic energy of the object is :
(a) 20 J (b) 5J (c) 10 J (d) 40 )
+
RRB. 2018​

Answer 1

Answer:

20J

Explanation:

K.E=1/2mv^2

K.E=1/2×10×2×2=20

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Answer 2

Answer:

0.002

Explanation:

k. e=1/2 mv²

=1/2 x 0.001×4=0.002