Transverse waves can be distinguished from longitudinal waves using the characteristic of

A man exerts a pressure of 2.8 x 10³Nm^-2 on the ground and has 4 x 10^-2m² of his feet in contact with the ground. The weight of the man is

Calculate the angle of minimum deviation for a ray which is refracted through an equiangular prism of refractive index 1.4

A cell whose internal resistance is 0.5Ω delivers a current of 4A to an external resistor,The loss voltage of the cell is

If a force of 50N stretches a wire from 20m to 20.01m, what is the amount of force required to stretch the same material from 20m to 20.05m?