Home
Class 11
PHYSICS
A steet wire of length 4.7 m and cross -...

A steet wire of length 4.7 m and cross - sectional area `3.0xx10^(-5)m^(2)` stretches by the same amount as a copper wire of length 3.5 m and cross- sectional area of `4.0xx10^(-5)m^(2)` under a given load. What is the ratio of the Young's modulus of steel to that of copper ?

Text Solution

Verified by Experts

The correct Answer is:
1.8
Promotional Banner

Similar Questions

Explore conceptually related problems

A negligbly small current is passed through a wire of length 15m, uniform cross - section 6.0xx10^(-7)m^(2) and its resistance is measured to be 5.0Omega . What is the resistivity of the material at the temperature of the experiment?

Calculate the resistance of a metal wire of length 2 m and area of cross section 1·55 xx 10^(-6) m^(2) , if the resistivity of the metal be 2·8 xx 10^(-8) Omega m ?

A current of 5 A is passing through a metallic wire of cross- sectional area 4 xx 10^(-6) m^(2) . If the density of charge carries of the wire is 5 xx 10^(26) m^(-3) , the drift velocity of the electrons will be

Calculate the resistance of a 1 Km long copper wire of area of cross section 2 xx 10^(-2) cm^(2) . The resistivity of copper is 1.623 xx 10^(-8) ohm-meter.

What is the magnetic moment associated with a current loop of area 2 xx 10^(-3) m^2 and carrying current of 0.5A?

An injection syringe has a needle with an area of cross-section 1.96 xx 10^(-7)m^(2) . The piston end of the syringe has an area of 3.14 xx 10^(-4) m^(2) . If a force of 0.098N is applied then calculate the force on the blood vessel. What fraction of the total force applied is executed on the vessel.?