Question

if the fundamental units of length, mass, and time are halved then unit of momentum will be; doubled halved same four times give answer with reason!​

Answer 1

Answer:

Q)

If fundamental units of mass, length and time are each doubled, what happens to unit of energy

(a)halved(b)tripled(c)doubled(d)becomes4times

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A)

[E]=[ML2T−2]

[E′]=[2M4L2T−2/4]

=2[E]

Hence c is the correct answer.