A metal block of mass m is suspended from a rigid support through a metal wire of diameter 14 mm. The tensile stress developed in the wire under equilibrium state is 7 x 10 5 N m -2 . The value of mass m is______kg. (Take g = 9. 8 m s -2 and 
)
Text Solution
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CHECK THE SOLUTION.
(11)
The data given is
T = 7 x 10 5 N m -2 r = 7 x 10
-3 m
Using the equation
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