A particle is moving along Y-axis with a speed of 10 m/s. Find angular velocity of the particle about at (3m, 0) when the particle is at (0, 4 m)…..

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Q: A particle is moving along Y-axis with a speed of 10 m/s. Find angular velocity of the particle about at (3m, 0) when the particle is at (0, 4 m).

(a) 1.2 rad/s

(b) 4 rad/s

(c) 8 rad/s

(d) 10 rad/s

Ans: (a)

Solution: Numerical

Angular velocity ω = 10sin37°/r

= 10×(3/5)/5 = 1.2 rad/s

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