What is the minimum distance any two particles of a medium which always have the same speed if a sine wave travels through the medium ?

A sine wave is travelling in a medium. The minium distance between the two particles, always having same speed is

Wave front is the locus of all points, where the particles of the medium vibrate with the same

What is transferred by the particles when a mechanical wave transmits in the medium

What is the minimum distance between two objects which can be resolved by a microscope having the visual angle of 30^@ when light of wavelength 500 nm is used ?

According to Huygens, medium through which light waves travel is

According to Newton’s assumption, the temperature of the gaseous medium _____ when sound waves travel through medium.

The optical path of a ray of light of a given wavelength travelling a distance of 3 cm in flint glass having refractive index 1.6 is same as that on travelling a distance x cm through a medium having refractive index 1.25. Determine the value of x.

Consider a sytem of two particles having masses m_(1) and m_(2) . If the particle of mass m_(1) is pushed towards the centre of mass of particles through a distance d , by what distance would the particle of mass m_(2) move so as to keep the mass centre of particles at the original position?