A) \[\frac{l}{8}{{({{\omega }_{1}}-{{\omega }_{2}})}^{2}}\]
B) \[\frac{1}{2}l{{({{\omega }_{1}}+{{\omega }_{2}})}^{2}}\]
C) \[\frac{1}{4}l{{({{\omega }_{1}}-{{\omega }_{2}})}^{2}}\]
D) \[l{{({{\omega }_{1}}-{{\omega }_{2}})}^{2}}\]
Correct Answer: C
Solution :
[c] |
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