1.

A short cylinder of circular cross-section and weight N is resting on a V block of angle 2α as shown in the figure. The reaction at point A is

A. \(\frac{W}{2}\)
B. \(\frac{W}{{2\sin \alpha }}\)
C. \(\frac{W}{{2\cos \alpha }}\)
D. \(\frac{{W\sin \alpha }}{2}\)
Answer» C. \(\frac{W}{{2\cos \alpha }}\)


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