A block of mass `m = 1 kg` is released from point `A` along a smooth track as shown. Part `AB` is circular with radius `r_(1) = 4 m` and circular at `C` with radius `r_(2)`. Height of point `A` is `h_(1) = 2m` and of `c` is `h_(2) = 1m (g = 10 m//s^(2))`.
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The force exerted by block on the track at `B` is

A block of mass m = 1 kg is released from point A along a smooth track as shown. Part AB is circular with radius r_(1) = 4 m and circular at C with radius r_(2) . Height of point A is h_(1) = 2m and of c is h_(2) = 1m (g = 10 m//s^(2)) . . The work done by gravitational force from A to C is

A block of mass m = 1 kg is released from point A along a smooth track as shown. Part AB is circular with radius r_(1) = 4 m and circular at C with radius r_(2) . Height of point A is h_(1) = 2m and of c is h_(2) = 1m (g = 10 m//s^(2)) . . The minimum safe value of r_(2) so that the block does not fly off the track at C is

A body of mass 10kg is at height of 10m at point A as shown on a smooth track. Find speed at B.

A block of mass m is released from a height R on the frictionless incline as shown. The incline leads to a circle of radius R/2. The maximum height attained by the block is

A block of mass m is released from a height R on the frictionless incline as shown. The incline leads to a circle of radius R/2. The maximum height attained by the block is

A block of mass m slides down a smooth vertical circular track. During the motion, the block is in

A block of mass m slides down a smooth vertical circular track. During the motion, the block is in:

A block of mass m slides down a smooth vertical circular track. During the motion, the block is in

A block of mass m slides down a smooth vertical circular track. During the motion, the block is in

A particle of mass m is released from point A as shown in the gigure. Would it loop the loop if H=4r? What is the force on the circular track when it is at point (a) B, (b) C?