The potential energy in an elastic string of force consta...
The potential energy in an elastic string of force constant K which has been extended by X metres is expresses as
\(\frac{1}{2}k \Box ^2\)
\(k \Box ^2\)
\(\frac{1}{2}k \Box \)
\(k \Box \)
Correct answer is A
No explanation has been provided for this answer.
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