Figure shows two blocks A and B connected to an ideal pulley string system. In this system when bodies are released then: (neglect friction and take g = 10 m/s2)
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a
Acceleration of block A is 1 m/s2
b
Acceleration of block A is 2 m/s2
c
Tension in string connected to block B is 40 N
d
Tension in string connected to block B is 160 N
answer is B.
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Detailed Solution
Applying NLM on 40 kg block 400 - 4 T = 40aFor 10 kg block T = 10.4aSolving a = 2 m/s2 T = 80 N