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Two blocks of masses 1 kg and 2 kg are c...

Two blocks of masses 1 kg and 2 kg are connected by a metal wire going over a smooth pulley as shown is figure. The breaking stress of the metal is `(40//3pi)xx 10^(6) N//m^(-2)`. If `g= 10 m s^(-2)`, them the minimum radius of the wire used if it s not to break is

A

0.5 mm

B

2 mm

C

1 mm

D

1.5 mm

Text Solution

Verified by Experts

The correct Answer is:
C
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