Home
Class 11
PHYSICS
The force required to stretch a steel wi...

The force required to stretch a steel wire `1cm^(2)` in cross - section to increase its length by `1%`,if its Young's modulus is `2xx10^(11)Nm^(-2)`,is

A

`2xx10^(6)N`

B

`2xx10^(3)N`

C

`2xx10^(-6)N`

D

`2xx10^(-7)N`

Text Solution

Verified by Experts

The correct Answer is:
A
Promotional Banner

Topper's Solved these Questions

  • ELASTICITY

    ERRORLESS |Exercise Bulk Modulus|21 Videos

  • ELASTICITY

    ERRORLESS |Exercise Rigidity Modulus|18 Videos

  • FLUID MECHANICS

    ERRORLESS |Exercise Fluid Mechanics|19 Videos

Similar Questions

Explore conceptually related problems

What is the force requiredto stretch a steel wire of 1 cm^(2) cross-section to 1.1 times its length ? (Y = 2 xx 10^(11) N//m^(2))

What force would be required to stretch a streel wire fo 4 mm^2 cross section, so that its length becomes 3 times its original length ? Given that Young's modulus of the meterial of the steel wire is 2.4 xx 10^(12) dyne // cm^2.

Calculate the force required to prevent a steel wire of 1 mm^2 cross-section from contracting when it cools from 60^@C to 15^@C , if Young's modulus for steel is 2xx10^11 Nm^-2 and its coefficient of linear expansion is 0.000011^@C^-1.

Calculate the force required to increase the length of a steel wire of cross- sectional area 10^(-6)m^(2) by 0.5% given: Y_(("for steel"))=2xx10^(11)N-m^(2)

What is the work done per unit volume when a steel wire is stretched by 0.2% of its original length ? (Young's modulus of steel is 2xx10^(11)N//m^(2) )

A steel wire of 4.0 m is stretched through 2.0 mm. The cross - sectional area of the wire is 2.0 mm^2. If young's modulus of steel is 2.0 xx10^(11) Nm^(-2) find (i) the energy density of the wire, (ii) the elastic potential energy stored in the wire.

A steel wire of length 4 m and diameter 5 mm is strethed by 5 kg-wt. Find the increase in its length, if the Young's modulus of steel is 2xx10^(12) dyne cm^(2)

A steel wire of length 4 m and diameter 5 mm is stretched by kg-wt. Find the increase in its length if the Young's modulus of steel wire is 2.4 xx 10^(12) dyn e cm^(-2)