# Write the expression for Youngs modulus of the material of the wire under stretching. Explain the terms.

9.0k views
in Physics

Write the expression for Youngs modulus of the material of the wire under stretching. Explain the terms.

+1 vote
by (69.8k points)
selected

Y = MgL/πr2ΔL
Where M -- mass attached to the wire. L ,r—initial length and radius of the wire. ∆L- elongation in the wire.