Question

A lift of mass 1000 kg which is moving with acceleration of $1 m/s^2$ in upward direction, then the tension developed in string which is connected to lift is :-

• A. 9800 N
• B. 10,800 N
• C. 11,000 N
• D. 10,000 N

Answer 1

Answer: (B)

10,800 N

Answer 2

$T = m ( g + a )=1000(9.8+1)$
$=10,800 \,N$