Wednesday, 21 October 2015

a small block B of mass 1kg is placed on a block A of mass 5kg as shown in figure.A constant force of 10N is applied on block A.If all the surfaces are assumed frictionless and block B is at the right end of block A ,then the time in which block B separates from A is




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A piece of ice with a stone frozen into it, is floating in a glass vessel filled with water. If the ice melts completely, then level of water in the vessel will

Solution : Volume of melted ice=water  is less than ice ,then stone volume would remain unchanged ,therefore ,the level of water would fal...