A uniform nickel wire of length 3.14 m and radius `10^(-3)` hangs vertically. If a mass of 20 kg is attached to its free end. The extension in the wire is,
(Young's modulus of nickel `=20xx10^(10)N//m^(2)`)

A uniform steel wire of length 3.14 m and diameter 2xx10^(-3) m is fixed at its upper end. When a mass of 10 kg is attached to its lower end, the extension of the wire is 1xx10^(-3) m. The Young's modulus of elasticity is,

One end of a wire 2m long and 0.2 cm^2 in cross section is fixed in a ceiling and a load of 4.8 kg is attached to the free end. Find the extension of the wire. Young modulus of steel =2.0xx10^11Nm^-2 . Take g=10ms^-2 .

One end of a wire 2m long and 0.2 cm^2 in cross section is fixed in a ceilign and a load of 4.8 kg is attached to the free end. Find the extension of the wire. Young modulus of steel =2.0xx10^11Nm^-2 . Take g=10ms^-2 .

One end of a wire 2m long and 0.2 cm^2 in cross section is fixed in a ceiling and a load of 4.8 kg is attached to the free end. Find the extension of the wire. Young modulus of steel =2.0xx10^11Nm^-2 . Take g=10ms^-2 .

A uniform wire of length 20 m and weighing 5 kg hangs vertically. If g=10 m s^(-2) , then the speed of transverse waves in the middle of the wire is

A uniform wire of length 20 m and weighing 5 kg hangs vertically. If g=10 m s^(-2) , then the speed of transverse waves in the middle of the wire is

If a uniform brass wire of length 5 m and radius 10^(-3) m is extended by 10^(-3) m, then the energy stored in the wire will be (Young's modulus for brass =10xx10^(10)N//m^(2) )

A uniform wire of length 20 m and weighing 5 kg hangs vertiacally . If g=10 m//s^(2) , then the speed of transverse wave is the middle of the wire :

A wire 2m in length suspended vertically stretches by 1mm when a mass of 20 kg is attached to the lower end. The elastic potential energy gained by wire is ………… (use g= 10 m//s^2)