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Mechanical Engineering
MEDIUM
ENGLISH
Mechanical Engineering
The total elongation produced in a bar of uniform section hanging vertically downwards due to its own weight is equal to that produced by a weight________________?
A
of same magnitude as that of bar and applied at the lower end
Option A
half the weight of bar applied at lower end
Correct answer
C
half of the square of weight of bar applied at lower end
Option C
D
one-fourth of weight of bar applied at lower end
Option D
Correct answer: B
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