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Question

A two meter long rod is suspended with the help of two wires of equal length. One wire is of steel and its cross-section is 0.1 cm2 and another wire is of brass and its cross-section area is 0.2 cm2. If a load W is suspended from the rod and introduced in both the wires is same then the ratio of tensions in them will be
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A
(a) will depend on the position of W
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B
(b) T1/T2=2
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C
(c) T1/T2=1
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D
(d) T1/T2=0.5
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Solution

The correct option is A (a) will depend on the position of W
Given,AS=0.1cm2
AB=0.2cm2
T1x=T2.(lx)
Here 'x' is not given
So it will depend on the position of W.

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