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Required information
A 1100-kg block B slides without friction inside a slot cut in arm OA which rotates in a vertical plane. The rod has a constant angular acceleration \theta ^(¨)=10ra(d)/(s^(2)). Know that when \theta =45\deg and r=0.8m, the velocity of the block is zero.
◻
Determine the relative acceleration of the block with respect to the arm at this instant.
The relative acceleration of the block with respect to the arm is ◻ (m)/(s^(2)).