three blocks A,B and C weighting 1,8and 27 kg respectively are connected with an inextensible string and are moing on a smooth surface T3 is equal to 36N . then t2 is?
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T2=(mA+mB)*T3/mA+mB+mC
T2=(1+8)*36/(1+8+27)=9N
so, t2 is 9N
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