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Two wires  and  of same length, same area of cross-section having the same Young’s modulus are heated to the same range of temperature. If the coefficient of linear expansion of  is  times of that of wire . The ratio of the forces produced in two wires will be

a)

2/3

b)

9/4

c)

4/9

d)

3/2



Question ID - 56738 | SaraNextGen Top Answer

Two wires  and  of same length, same area of cross-section having the same Young’s modulus are heated to the same range of temperature. If the coefficient of linear expansion of  is  times of that of wire . The ratio of the forces produced in two wires will be

a)

2/3

b)

9/4

c)

4/9

d)

3/2

1 Answer
127 votes
Answer Key / Explanation : (d) -

(d)

If  and  are constant then

127 votes


127