A rod 5 m in length is moving in a vertical plane. When it is inclined – McqOptions

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1.	A rod 5 m in length is moving in a vertical plane. When it is inclined at 60Â° to horizontal, its lower end is moving horizontally at 3 m/sec and upper end is moving in vertical direction. The velocity of its upper end, is
A.	0.5 m/sec
B.	1.0 m/sec
C.	1.5 m/sec
D.	2.5 m/sec
Answer» C. 1.5 m/sec

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