Question

At a given instant the roller A on the bar has the velocity v = 3 m/s and acceleration a = 6.5 m/s2

Determine the acceleration of the roller B at this instant.

Determine the bar's angular acceleration at this instant measured counterclockwise.

and Acceleration = 6.5 mis - Part A At a given instant the roller 4 on the bar has the velocity n = 3 m (Figure 1) Determine

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Solution) Chiven Data VA = 3 m/s ¿ = 6.5 m/s2 → Drawing the con figuration ke presenting In slanlaneous Center A VALIC IC QA- Velocity at point B can be calculated Vo = WYBIIC VB = 5 x 0.6 = 3 m/s [Ve= 3m5 → Apply Relative Acceleration equation ;- AEquating ſ component - 0159 =-615 +0:34 + 12.99 - 0:5 (0.600527 (-8,6605)) = -6.5+ 0.32 + 12.99 - 01300254 + 4,3303 = 6:49+0.

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