Two particles \( A \) and \( B \) are connected by a rigid rod \( A B \). The rod slides along p...
Two particles \( A \) and \( B \) are connected by a rigid rod \( A B \). The rod slides along perpendicular rails as shown here. The velocity of \( A \) to the left is \( 10 \mathrm{~m} / \mathrm{s} \). What is the velocity of \( B \) when angle \( \alpha=30^{\circ} \).
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