Laws of MotionHard
Question
All surfaces assumed to be frictionless calculate the horizontal force F that must be applied so that m1 and m2 do not move relative to m3 is : -


Options
A.(m1 + m2 + m3) 
B.(m1 + m2) 
C.(m2 + m3) 
D.(m1 + m3) 
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