Physics And Measurement Question 220

Question: If unit of length and force are increased 4 times. The unit of energy

Options:

A) Is increased by 4 times

B) Is increased by 16 times

C) Is increased by 8 times

D) Remains unchanged

Show Answer

Answer:

Correct Answer: B

Solution:

[b] The work done $ =force\times displacement $

$ \therefore unit,{\mu _{1}}=Fs $

and $ {\mu _{2}}=4F\times 4s=16u. $



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