A uniform heavy rod of weight W, cross sectional area a and length L is hanging from fixed support. Young modulus of the material of the rod is Y. Neglect the lateral contraction. Find the elongation of the rod.

A uniform heavy rod of weight 10 kg ms^(-2,) cross-sectional area 100 cm^(2) and length 20 cm is hanging from a fixed support. Young modulus of the material of the rod is 2 xx 10^(11) Nm^(-2) Neglecting the lateral contraction, find the elongation of rod due to its own weight:

A unifrom steel rod of length 1m and area of cross-section 20 cm^(2) is hanging from a fixed support. Find the increases in the length of the rod.

A uniform steel rod of cross- sectional area A and L is suspended so that it hangs vertically. The stress at the middle point of the rod is

A metal rod of area of cross section A has length L and coefficient of thermal conductivity K the thermal resistance of the rod is .

" A metal rod of area of cross section A has length L and coefficient of thermal conductivity K The thermal resistance of the rod is "

A uniform rod of length 2L, area of cross - section A and Young's modulus Y is lying at rest under the action of three forces as shown. Select the correct alternatives.

A metallic rod of length l and cross-sectional area A is made of a material of Young's modulus Y. If the rod is elongated by an amount y,then the work done is proportional to

A metallic rod of length l and cross - sectional area A is made of a material of Young's modulus Y. If the rod is elongated by an amount y, then the work done is proportional to