One end of uniform wire of length L and of weight is attached rigidly to a point in the roof and a weight is suspended from its lower end. If s is the area of cross-section of the wire, the stress in the wire at a height (3L/4) from its lower end is |
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a) |
b) |
c) |
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d) |
One end of uniform wire of length L and of weight is attached rigidly to a point in the roof and a weight is suspended from its lower end. If s is the area of cross-section of the wire, the stress in the wire at a height (3L/4) from its lower end is |
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a) |
b) |
c) |
/ |
d) |
(c) Force = weight suspended + weight of of wire Stress = |