40 34. Locate all the instantaneous centres of the mechanism as shown in Figure below. The lengths of various links are: AB = 150 mm; BC = 300 mm; CD = 225 mm; and CE = 500 mm. When the crank AB rotates in the anticlockwise direction at a uniform speed of 240 r.p.m.; find 1. Velocity of the slider E, and [Ans. 1.6 m/s] 2. Angular velocity of the links BC and CE. [2.4 rad/s; 6.6 rad/s] 100 mm A 30° B 3 300 mm -6