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18) 2 block are connected to each other by a string and pulled with a force of 100N Block B is 5Kg and block A is 2 kg. There

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Answer #1

a)

(m1 + m2) a = F

(5 +2) a = 100

a = 14.286 m/s^2

====

b)

T = 5 a =71.429 N

c)

T = 71.429 N

d)

Fn = 100 - T = 28.571 N

====

Comment before rate in case any doubt, will reply for sure.. goodluck

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