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question_answer1) If a man jumps out from a boat, the boat moves
question_answer2) When two bodies of masses \[{{m}_{1}}\]and \[{{m}_{2}}\]moving with velocities \[{{u}_{1}}\]and \[{{u}_{2}}\]in the same direction collide with each other and \[{{v}_{1}}\]and\[{{v}_{2}}\] are their velocities after collision in the same direction, then
question_answer3) When two bodies of masses\[{{m}_{1}}\]and\[{{m}_{2}}\]moving with velocities\[{{u}_{1}}\]and\[{{u}_{2}}\]in the opposite direction collide with each other and move together after collision in the same direction with a common velocity v, then
question_answer4) If the two bodies are in contact, the force exists between these two bodies are
question_answer5) Two bodies in contact and if the contact is frictionless the contact force is _____ to the common surface and is known as ____
question_answer6) A body of weight \[{{w}_{1}}\]is suspended from the ceiling of a room through a chain of weight\[{{w}_{2}}.\]The ceiling pulls the chain by a force.
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