Q.
An elevator (mass 1000 kg) is accelerating upwards with acceleration 1ms−2. Find the tension in the rope. (Take g=9⋅8m/s2 )
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a
980 N
b
10800 N
c
10980 N
d
8800 N
answer is B.
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Detailed Solution
Considering the forces :T−Mg=Ma⇒T−1000g=(1000)(1)⇒T=1000+(1000)(9.8)⇒T=10,800N