Questions
Three blocks with masses m,2m and 3m are connected by strings, as shown in Figure . After an upward force F is applied on block m, the masses move upward at constant speed v What is the net force on the block of mass 2m? (g is the acceleration due to gravity)
detailed solution
Correct option is B
As block of mass 2m moves with constant velocity so net force on it is zero.Talk to our academic expert!
Similar Questions
Statement I : The familiar equation mg = R for a body on a table is true only if the body is in equilibrium.
Statement II : The equality of mg and R has no connection with the third law.
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