A force F acts on a uniform rod of length L and cross sectional area A. Then the stress induced at midpoint of rod is

A mass m is at a distance a from one end of a uniform rod of length l and mass M. Find the gravitational force on the mass due to tke rod.

A mass m is at a distance a from one end of a uniform rod of length l and mass M. Find the gravitational force on the mass due to the rod.

A uniform cylindrical rod of length L and cross-sectional area by forces as shown in figure. The elongation produced in the rod is

A force F is applied along a rod of transverse Sectional area A. The normal stress to a section PO inclined to transverse section is

Find the thermal resistance of an aluminium rod of length 20cm and area of cross section 1cm^(2) . The heat current is along the length of the rod. Thermal conductivity of aluminium =200Wm^(-1)K^(-1) .

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 copper rod with length 1.4 m and area of cross-section of 2 cm^2 is fastened to a steel rod with length L and cross-sectional area 1 cm^2 . The compound rod is subjected to equal and opposite pulls to magnitude 6.00xx10^4 N at its ends . (a) Find the length L of the steel rod if the elongation of the two rods are equal . (b) What is stress in each rod ? (c ) What is the strain in each rod ? [Y_"steel"=2xx10^11 Pa , Y_(Cu)=1.1xx10^11 Pa]

One fourth length of a uniform rod of length 2l and mass m is place don a horizontal table and the rod is held horizontal. The rod is released from rest. Find the normal reaction on the rod as soon as the rod is released.

A metal rod of length 'L' and cross-sectional area 'A' is heated through 'T'^(@)C What is the force required to prevent the expansion of the rod lengthwise ?

In the figure shown, forces of equal magnitude are applied to the two ends of a uniform rod. Consider A as the cross-sectional area of the rod. For this situation, mark out the incorrect statements.