A lift of mass 1000 kg is moving with an a

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A lift of mass $1000\,kg$ is moving with an acceleration of $1$ $m/{s^2}$ in upward direction. Tension developed in the string, which is connected to the lift, is  ........... $N$  $(g= 9.8\ m/{s^2})$

A

$9800 $

B

$10000$

C

$10800$

D

$11000$

A lift of mass $1000\,kg$ is moving with an acceleration of $1$ $m/{s^2}$ in upward direction. Tension developed in the string, which is connected to the lift, is  ........... $N$  $(g= 9.8\ m/{s^2})$

$T = m\,(g + a) = 1000(9.8 + 1) = 10800\,N$