Question

15. A lift is tied with thick iron and its mass is
314 kg. What should be the minimum
diameter of wire if the maximum acceleration
of lift is 1.2 m/sec2 and the maximum safe
stress of the wire is 1 x 107 N/m2 ?
a) 2 cm
b) 1 cm
c) 1.5 cm
d) none of these​

Answer 1

Answer:

a) 2 cm

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