1.

What will be the work done by M’ in above question?#

A. <sup>1</sup>⁄<sub>4</sub> M θ’
B. <sup>1</sup>⁄<sub>3</sub> M θ’
C. <sup>1</sup>⁄<sub>2</sub> M θ’
D. M θ’
Answer» E.


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