Copper of fixed volume V is drawn into a wire of length l. When this wire is subjected to a constant force F, the extension produced in the wire is ∆l. If Y represents the Young’s modulus, then which of the following graphs is a straight line?
A. ∆l verses V
B. ∆l verses Y
C. ∆l verses F
D. ∆l verses 1/l
Answer:C
Copper of fixed volume V is drawn into a wire of length l. When this wire is subjected to a constant force F, the extension produced in the wire is ∆l. If Y represents the Young’s modulus, then which of the following graphs is a straight line?
A. ∆l verses V B. ∆l verses Y C. ∆l verses F D. ∆l verses 1/l