[" Example "1" A bar of mass "m" and length lis hanging from point Aar"],[" shown in figure.Find the necrease in its length due to its oun weight "pi" is "],[" Young's modulus of elasticity of the wire is Y and area of cross-sectiond "],[" the wire is "A" ."]

A bar of mass m and length l is hanging from point A as shown in figure.Find the increase in its length due to its own weight. The young's modulus of elasicity of the wire is Y and area of cross-section of the wire is A.

A bar of mass m and length l is hanging from point A as shown in figure.Find the increase in its length due to its own weight. The young,s modulus of elasicity of the wire is Y and area of cross-section of the wire is A.

A bar of mass m and length l is hanging from point A as shown in figure.Find the increase in its length due to its own weight. The young,s modulus of elasicity of the wire is Y and area of cross-section of the wire is A.

A bar of mass m and length l is hanging from point A as shown in the figure . If the Young's modulus of elasticity of the bar is Y and area of cross - section of the wire is A, then the increase in its length due to its own weight will be

A bar of mass m and length l is hanging from point A as shown in the figure . If the Young's modulus of elasticity of the bar is Y and area of cross - section of the wire is A, then the increase in its length due to its own weight will be

lf the diameter of the wire is doubled keeping its length same, what happens to its young's modulus of elasticity?

A bar of mass M and length L is hanging from point S as shown in figure. The Young's modulus of elasticity of the wire is Y and the area of cross-section of the wire is A. (i) Find the stress at x distance from bottom end. (ii) Consider a samll section dx of the bar at a distance x from lowest point of bar. Find elongation (dL) in section dx. (iii) Find total elongation in bar. (iv) Find energy density at x distance from bottom and. (v) Find total elastic potential energy stored in bar.

A 20 N stone is suspended from a wire and its length changes by 1% . If the Young's modulus of the material of wire is 2xx10^(11)N//m^(2) , then the area of cross-section of the wire will be

A uniform wire of radius r and length L hanging vertically and fixed at its upper ends, is attached to a weight at its lower end. If Young's modulus for the material of the wire is Y, the extension is

A wire of mass m and length l is suspended from a ceiling. Due to its own wieght it elongates, consider cross-section are of wire as A ans Young's modulus of material of wire as Y. Th eelongation in the wire is