Calculate the modulus of rigidity of a metal, if a metal cube of side 40 cmsissubjected to a shearing force of 2000 N. The upper surface is displaced through 0.5 cms with respect to the bottom. Calculate the Modulus of rigidity of the metal.

Calculate the modulus of rigidity of a metal, if a metal cube of side 40cm is subjected to a shearing force of 2000N. The upper surface is displaced through 0.5cm with respect to the bottom. Calculate the modulus of rigidity of the metal.

A cube of aluminium of sides 0.1 m is subjected to a shearing force of 100 N. The top face of the cube is displaced through 0.02 cm with respect to the bottom face. The shearing strain would be

A tangential force of 2100 N is applied on the surface area 3 xx 10^-6 m^2 which is 0.1m from a fixed surface. The force produces a lateral shift of 7mm of the upper surface with respect to the bottom. Calculate the modulus of rigidity of the material

The shear modulus of lead is 2xx10^9 pa. A cubic lead slab of side 50 cm is subjected to a shearing force of magnitude 9xx10^4N on its narrow face. The displacement of upper edge is Deltal,whereDeltal is

Calculate the relative density of a metal having density 7.5 g//cm^3

A metal cube of side 1 m is subjected to a force. The force acts normally on the whole surface of a cube and its volume changes by 1.5 xx 10^-5 m^3 . The bulk modulus of the metal is 6.6 xx 10^10 N//m^2 . Calculate change in pressure.

A wire of length 20 cm and area of cross-section 1.25 xx 10^-4 m^2 is subjected to a load of 2.5 kg (1 kgwt = 9.8 N). The elongation produced in the wire is in 10^-4 m. Calculate Young's Modulus of the material.

A wire of length 10 m and area 0.625 xx 10^-4 m^3 is subjected to a load of 1.25 kg (1 kg wt = 9.8 N). The elongations produced in the wire is 0.5 xx 10^-4m . Calculate young's Modulus of the material.

When light of wavelength 6000oerset@A falls on a metal surface, photoelectrons are emitted from it with a velocity of 2 xx 10^5ms-1 .Calculate the work function of the metal in eV.

Calculate the force required to move a flat metal plate of area 25cm^2 with a uniform velocity of 20 m//s over the surface of a liquid 1 mm thick if the coefficient of viscosity (n) is 2 Ns//m^2