A rigid triangular body, PQR, with sides of equal length of 1 unit mov – McqOptions

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1.	A rigid triangular body, PQR, with sides of equal length of 1 unit moves on a flat plane. At the instant shown, edge QR is parallel to the x-axis, and the body moves such that velocities of points P and R are VP and VR, in the x and y directions, respectively. The magnitude of the angular velocity of the body is
A.	2VR
B.	2VP
C.	VR/√3
D.	VP/√3
Answer» B. 2VP

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