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Wires A and B are made from the same mat...

Wires `A` and `B` are made from the same material. `A` has twice the diameter and three times the length of `B`. If the elastic limits are not reached, when each is stretched by the same tension, the ratio of energy stored in `A` to that in `B` is

A

`2 : 3`

B

`3 : 4`

C

`3 : 2`

D

`6 : 1`

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The correct Answer is:
B
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ALLEN -RACE-Basic Maths (Properties of Matter & Fluid Mechanics)(Elasticity)
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