One end of a metal pipe of length 660m is struck a blow A listener at the other end heres two sound at an interval of 1.89 seconds. The density of steel is `8times 10^(3)``(kg)/m^(3)` and the velocity of sound in air is 330m/s .Find the modulus of " elasticity of the steel

(А) `1.88times10^(11)N/m^(2)`

(В)`7.68times10^11N/m^2`

(C)`2.88times10^(11)N/m^(2)`

(D) `5.88times10^(11)N/m^(2)`

For steel the Young modulus of elasticity is 2.9 xx 10^(11)Nm^(-2) and density is 8 xx 10^(3)kgm^(-3) . Find the velocity of the longitudinal waves in steel.

The adjacent graph shows the extra extension (Deltax) of a wire of length 1m suspended from the top of a roof at one end with an extera load Deltaw connected to the other end If the cross sectional area of the wire is 10^(-5)m^(2) calculate the Young's modulus of the meterial of the wire (A) 2 xx 10^(11) N//m^(2) (B) 2 xx 10^(-11)N//m^(2) (c) 3 xx 10^913) N//m^(3) (D) 2 xx 10^(16)N//m^(2) .

The density of aluminium is 2.7 xx 10^(3) kg//m^3 and its Young's modulus is 7.0 xx 10^(10)N//m^2 . Calculate the velocity of sound wave in the bar.

Calculate the speed of longitudinal wave in steel. Young's modulus for steel is 3xx10^(10)N//m^(2) and its density 1.2xx10^(3)kg//m^(3)

Calculate the speed of longitudinal wave in steel. Young's modulus for steel is 3xx10^(10)N//m^(2) and its density 1.2xx10^(3)kg//m^(3)

A bar magnet made of steel has a magnetic moment of 2.5 A m^2 and amass of 6.6 xx 10^(-5) kg . If the density of steel is 7.9 xx 10^3 kg m^(-3) , find the intensity of magnetization of the magnet.

The breaking stress of steel is 7.85 xx 10^(8) N//m^(2) and density of steel is 7.7 xx 10^(3) kg//m^(3) . The maximum frequency to which a string 1 m long can be tuned is

A rod of 1.5m length and uniform density 10^(4)kg//m^(3) is rotating at an angular velocity 400 rad//sec about its one end in a horizontal plane. Find out elongation in rod. Given y=2xx10^(11)N//m^(2)

A wire of radius 10^(-3)m and length 2m is stretched by a force of 50 N. Calculate the fundamental frequency of the note emitted by it. Density of wire is 1.6. xx 10^(3)" kg m"^(-3) .

What will be the change in interatomic distance ( in Å ) of steel on applying a stress of 10^(9) N//m^(2) . The Young's modulus of steel is 2 xx 10^(11) N//m^(2) and the interatomic distance in steel is 2.8Å .