Question

A uniform rod AB mass m= 1.12 kg and length l= 100 cm is placed on a sharp support O such that AO = a = 40 cm and OB = b = 60 cm. To keep the rod horizontal, its end A is tied with a thread. Calculate reaction of support O on the rod when the thread is burnt. ( g 10 )

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A

40 N

B

10 N

C

15.5 N

D

20 N

Hard

Solution

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Correct option is B)
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Solve any question of Laws of Motion with:-

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