1.

            A string of negligible mass going over a clamped pulley of mass m supports a block of mass Mas shown in the figure. The force on the pulley by the clamp is given by      

A. \[\sqrt{2}\text{ Mg}\]
B. \[\sqrt{2}\text{ mg}\]
C. \[\sqrt{{{\left( M+m \right)}^{2}}+{{m}^{2}}}\text{ g}\]
D. \[\sqrt{{{\left( M+m \right)}^{2}}+{{M}^{2}}}\text{ g}\]
Answer» E.


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