Questions
A lift is going up. The total mass of the lift and the passenger is 1500 kg. The variation in the speed of the lift is as shown in the graph. The tension in the rope of the lift at t = second will be ____
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a
17.4 kN
b
14.7 kN
c
12.3 kN
d
Zero
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Correct option is C
Deceleration of the Left at t = 11 sec = 3.62 m/s2 = 1.8 m/s2∴ Tension =1500 × 10 − 1500 × 1.8N=12.3 kNSimilar Questions
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