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1. |
In the figure given below A and D are fixed points, link AB rotates at a uniform angular velocity of 900 rev/min ccw, find instantaneous velocity of point F in m/s. |
A. | Rab = 100mm, Bc = 450, distance of E from BC = 100mm, Cf= 75mm, CD = 275mm, AD =250mm, perpendicular DF = 17mm, perpendicular BE = 250mm. |
B. | 8.3 |
C. | 8.7 |
D. | 9.4 |
E. | 7.6 |
Answer» D. | |