Home
Class 11
PHYSICS
The diameter of a brass rod is 4 mm and ...

The diameter of a brass rod is 4 mm and Young's modulus of brass is `9 xx 10^(10) N//m^(2)`. The force required to stretch by 0.1 % of its length is

A

`360 piN`

B

`36 N`

C

`144 pi xx 10^(3)N`

D

`36 pi xx 10^(5)N`

Text Solution

Verified by Experts

The correct Answer is:
A
Doubtnut Promotions Banner Mobile Dark
|

Topper's Solved these Questions

  • ELASTICITY AND VISCOCITY

    RESONANCE ENGLISH|Exercise Exercise- 2 PART - I|9 Videos

  • ELASTICITY AND VISCOCITY

    RESONANCE ENGLISH|Exercise Exercise- 2 PART - II|6 Videos

  • ELASTICITY AND VISCOCITY

    RESONANCE ENGLISH|Exercise Exercise- 1 PART - I|8 Videos

  • DAILY PRACTICE PROBLEMS

    RESONANCE ENGLISH|Exercise dpp 92 illustration|2 Videos

  • ELECTROMAGNETIC INDUCTION

    RESONANCE ENGLISH|Exercise Exercise|43 Videos

Similar Questions

Explore conceptually related problems

The bulk modulus of water is 2.0xx10^(9) N//m^(2) . The pressure required to increase the density of water by 0.1% is

The bulk modulus of water is 2.0xx10^(9) N//m^(2) . The pressure required to increase the density of water by 0.1% is

Knowledge Check

  • The area of a cross-section of steel wire is 0.1 cm^(-2) and Young's modulus of steel is 2 x 10^(11) N m^(-2) . The force required to stretch by 0.1% of its length is

    A
    1000 N
    B
    2000 N
    C
     4000 N
    D
    5000N

    • Similar Questions

    Explore conceptually related problems

    Young 's modulus of steel is 2.0 xx 10^(11)N m//(2) . Express it is "dyne"/cm^(2) .

    An aluminum rod having a length 100 cm is clamped at its middle point and set into longitudinal vibrations. Let the rod vibrate in its fundamental mode. The density of aluminum is 2600 kg//m^(3) and its Young's modulus is 7.8xx10^(10) N//m^(2) . The frequency of the sound produced is :-

    Young's modulus of steel is 19xx10^10 N/m^2 . Expres it indyne/cm^2. Here dyne is the CGS unit of force.

    The length of a rod is 20 cm and area of cross-section 2 cm^(2) . The Young's modulus of the material of wire is 1.4 xx 10^(11) N//m^(2) . If the rod is compressed by 5 kg-wt along its length, then increase in the energy of the rod in joules will be

    Speed of a transverse wave on a straight wire ( mass 6.0 g, length 60 cm and area of cross - section 1.0 mm^(2 ) ) is 90 ms ^( - 1 ) . If the Young's modulus of wire is 16 xx 10 ^( 11) Nm ^( - 2 ) , the extension of wire over its natural length is :

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

    A metal wire having Poisson's ratio 1/4 and Young's modulus 8 xx 10^(10) N//m^2 is stretched by a force, which produces a lateral strain of 0.02% in it. The elastic potential energy stored per unit volume in wire is [in J/m^3 ']

    Home
    Profile