Block A weighing 100 kg rests on a block B and is tied with a horizontal string to
Channel: Doubtnut
Date: 2020-08-23

Block A weighing 100 kg rests on a block B and is tied with a horizontal string to the wall at C. Block B weighs 200 kg. The coefficient of friction between A and B is 0.25 and between B and the surface is 1/3. The horizontal force P necessary to move the block B should be `(g=10m//s^(2))`