Longitudinal
Radio
Transverse
Electromagnetic
Specific gravity is defined as the ratio of
Speed in a given direction is called
Speed of light is maximum in _
Speed of sound in air is unaffected by change in
Speed of sound is maximum in which among the following?
Speed of sound is the greatest in :
Sphygmomanometer measures
Sprayer functions on
Stars appear twinkling as of......... of light.
Stars appear twinkling because of ......... of light.
