1.

Figure shows a weight of 30 kg suspended at one end of cord and a weight of 70 kg applied at other end of the cord passing over a pulley. Neglecting weight of rope and pulley. Find the acceleration of the system and tension in the cord (g=10 ms^(-2))

Answer»

`2m//s^(2), 120 N`
`4m//s^(2), 420 N`
`6m//s^(2), 180 N`
`4 m//s^(2), 240 N`

Answer :B


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