Questions
Beads A and B each of mass m, are connected by a light inextensible cord. They are constrained (restricted) to move on a frictionless ring in a vertical plane as shown. The beads are released from rest at the position shown. The tension in the cord just after the release is
detailed solution
Correct option is C
T sin 450 = ma (for A)----------(i)mg - T sin 450 = ma (for B)--------(ii)From (i) and (ii), T = mg2 sin 450 = mg2Talk to our academic expert!
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Two masses of I kg and 5 kg are attached to the ends of a massless string passing over a pulley of negligible weight. The pulley itself is attached to a light spring balance as shown in figure. The masses start moving during this interval; the reading of spring balance will be:
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