A steel wire of 1.5 m long and of radius 1 mm is attached with a load 3 kg at one end the other end of the wire is fixed it is whirled in a vertical circle with a frequency 2 Hz. Find the elongation of the wire when the weight is at the lowest position `Y=2xx10^(11)N//m^(2)` and `(g=10m//s^(2))`

A sphere of mass 3 kg is attached to one end of a steel wire of length 1 m and radius 1mm. It is whirled in a vertical circle with an angular velocity of 2 rev // s. What is the elongation of the wire, when the weight is at the lowest point of its path? Y for steel = 20 xx 10^(10) N //m^(2) .

A 1kg stone at the end of 1m long string is whirled in a vertical circle at a constant speed of 4m//s . The tension in the string is 6N , when the stone is at (g=10m//s^(2))

A 1kg stone at the end of 1m long string is whirled in a vertical circle at a constant speed of 4m//s . The tension in the string is 6N , when the stone is at (g=10m//s^(2))

A sphere of mass 4 kg is attached to one end of a steel wire of length 1 m and radius 1 mm. It is whirled in a vertical circle with an angular velocity 10rad s^(-1) . If the sphere is at the lowest point of its path, the elongation in the wire is ______

A body of mass 1 kg is fastened to one end of a steel wire of cross- section area 3 xx 10^(-6)m^(2) and is rotated in horizantal circle of radius 20 cm with a constant speed 2 m//s . Find the elongation of the wire (Y= 2 xx 10^(11) N//m^(2))

A 6 kg weight is fastened to the end of a steel wire of unstretched length 60 cm . It is whirled in a vertical circle and has an angular velocity of 2 rev//s at the bottom of the circle. The area of cross - section of the wire is 0.05 cm ^(2) . Calculate the elongation of the wire when the weight is at the lowest point of the path . Young's modulus of steel = 2xx10 ^(11) N //m^(2) .

A 6 kg weight is fastened to the end of a steel wire of un stretched length 60 cm . It is whirled in a vertical circle and has an angular velocity of 2 rev//s at the bottom of the circle. The area of cross - section of the wire is 0.05 cm ^(2) . Calculate the elongation of the wire when the weight is at the lowest point of the path . Young's modulus of steel = 2xx10 ^(11) N //m^(2) .

If a copper wire of length 0.9 m and cross section 1mm^(2) is stretched by a load of 1 kg then the extension in the wire will be (Y_(c )=1.2xx10^(11)N//m^(2) and g=10m//s^(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 .