ii) A wire of mild steel as initial length 1.5m
and diameter 0.60mm gets extended by
6.3 mm when a certain force is applied to
it. If Young's modulus of mild steel is 2.1
x 10' N/m², calculate force applied.
[Ans: 250N]
Answers
Answered by
1
Answer:
250N
Explanation:
y= A ∆ L×Y÷L
= π .(3×10^-4)^2×6.3×10^-3×2.1×10^11÷1.5
= 250 N
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