A stone of mass m is attached to one end of a wire of cross-sectional area A and Young's modulus Y. The stone is revolved in a horizontal circle at a speed such that the wire makes an angle `theta` with the vertical. The strain produced in the wire will be

A stone of 0.5 kg mass is attached to one end of a 0.8 m long aluminium wire of 0.7 mm diameter and suspended vertically . The stone is now rotated in a horizontal plane at a rate such that the wire makes an angle of 85^(@) with the vertical . find the increase in the length of the wire . The Young's modulus of aluminium = 7 xx 10^(10) Nm^(-2) , sin 85^(@) = 0.9962 , cos 85^(@) = 0.0872

A force F doubles the length of wire of cross-section a The Young modulus of wire is

A stone of mass 1kg is attached to one end of a 1.4 m long aluminimum wire 0.4 mm in diameter and stone is rotated in a horizontal plane at a rate such that the wire makes an angle of 60^(@) with the vertcal. Take Young's modulus of aluminium = 7 xx 10^(10) N//m^(2) . If increase in length of the wire is (2Delta l)/(pi) mm then value of Delta l is :

A block of mass M is suspended from a wire of length L, area of cross-section A and Young's modulus Y. The elastic potential energy stored in the wire is

A metal wire of length L, area of cross-section A and Young's modulus Y behaves as a spring of spring constant k.

A stone of mass m tied to one end of a wire of length L. the diameter of the wire is D and it is suspended vertically. The stone is now rotated in a horizontal plane and makes an angle 6 with the vertical. If Young's modulus of the wire is Y , Then the increase in the length of the wire is

A mass (m) is suspended at the end of a weightless wire of length L, cross-sectional area A and Young's modulus Y. The period of oscillation for the S.H.M. along the vertical direction is,

A mass (m) is suspended at the end of a weightless wire of length L, cross-sectional area A and Young's modulus Y. The period of oscillation for the S.H.M. along the vertical direction is

A wire of length L and cross-sectional area A is made of material of Young's modulus Y. The work done in stretching the wire by an amount x is