The locus of all points in a medium having the same phase of vibration is called____________________?

Related Mcqs:

The blue colour of the sky is due to___________________?

A. diffraction B. reflection C. polarization D. scattering...

When one mirror of a Michelson Interferometer is moved a distance of 0.5 mm we observe 2000 fringes. What will be wavelength of light used ?

A. 5000 nm B. 5000A C. 500m D. 2000um...

Wavelength of X-rays falling at glancing angle of 30? on a crystal with atmic spacing 2 x 10-10 for the fist order diffraction is________________?

A. 4 x 10-10 m B. 2 x 10-10 m C. 0.02×10-10m D. 20×10-10m...

According to Einstein light travels form one place to another in the form of ________________?

A. waves B. particles C. photons D. it was not his discovery...

Two sources of light are coherent if they emit rays of_______________?

A. same wavelength B. same amplitude of vibration C. same wave length with constant phase difference D. same amplitude and wavelength...