Questions
Two bodies of masses 4 kg and 6 kg are tied to the ends of a massless string. The string passes over a pulley which is frictionless (see figure). The acceleration of the system in terms of acceleration due to gravity g is
detailed solution
Correct option is B
Given, m1=4 kg,m2=6 kg and a=?The free body diagram of given system is shown belowThe balancing equations for given system are T-m1g=m1a …(i)and m2g-T=m2a … (ii)Adding Eqs. (i) and (ii), we getm2g-m1g=m1a+m2a⇒ a=m2-m1m1+m2·g=6-44+6×g=g5Talk to our academic expert!
Similar Questions
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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