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A simple pendulum consisting of a mass M attached to a string of length L is released from rest at an angle `alpha`. A pin is located at a distance l below the pivot point. When the pendulum swings down, the string hits the pin as shown in figure. The maximum angle `theta` which the string makes with the vertical after hitting the pin is A. `cos^(-1) ((L cos alpha + l)/(L + l))`B. `cos^(-1) ((L cos alpha + l)/(L - l))`C. `cos^(-1) ((L cos alpha - 1)/(L - l))`D. `cos^(-1) ((L cos alpha - l)/(L + l))`

Answer» Correct Answer - C


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