Two persons pull a wire towards themselves. Each person exerts a force of 200 ~N on the wire. Young's modulus of the material of wire is 1 10¹¹ ~N ~m ⁻² . Original length of the wire is 2 ~m and the area of cross section is 2 ~cm ^2 . The w

Question

Two persons pull a wire towards themselves. Each person exerts a force of 200 ~N on the wire. Young's modulus of the material of wire is 1 10¹¹ ~N ~m ⁻² . Original length of the wire is 2 ~m and the area of cross section is 2 ~cm ^2 . The wire will extend in length by ______ m .

Quantrex Academy · Accepted Answer

Correct answer: 0

200 ~N O aligned & F A = Y = F AY & = 200 2 2 10⁻⁴ 10¹¹ =2 10⁻⁵=20 m aligned

Two persons pull a wire towards themselves. Each person exerts a force of 200 ~N on the wire. Young's modulus of the material of wire is 1 10¹¹ ~N ~m ⁻² . Original length of the wire is 2 ~m and the area of cross section is 2 ~cm ^2 . The wire will extend in length by ______ m .

Correct answer

Step-by-step solution

More from Mechanical Properties of Solids