1 A cubical block of mass m and side length b is placed on a...
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1 A cubical block of mass m and side length b is placed on a smooth floor A smooth and rigid rod of length L and with negligible mass is leaning against the block A sphere of mass M is attached to the upper end of the rod The lower end of the rod is fixed at point O but the rod can rotate freely around the point within the vertical plane Initially the angle between the rod and the floor is a while the system is at rest After releasing Choose correct statement s B 0 1 1 0 338 A 9mil vns Jn 8 A Speed of the block when angle between rod and the floor is 3 is b MgL sina sin mb ML sin B B Speed of the block when angle between rod and the floor is is b one2 2MgL sin a sin mb2 ML sin B C Angular speed of the rod when angle between rod and the floor is is D Angular speed of the rod when angle between rod and the floor is is 2MgL sin a sin mb cosec 3 ML2 MgL sin a sin 3
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