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The inclined plane OA rotates in vertica...

The inclined plane OA rotates in vertical plane about a horizontal axis through O with a constant counter clockwise velocity `omega=3` rad/sec. As it passes the position `theta=0`, a small m=1 kg is placed upon it at a radial distance r=0.5 m. if the mass is observed to be at rest with respect to inclined plane. The value of static friction force at `theta=37^(@)` between the mass and the incline plane

A

1.5N

B

3N

C

2.4N

D

none of these

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