Speed of sound in ________ is greater than in liquids.
Hence, speed of sound in solids is greater than in liquids.
Which term is used to denote a speed greater than the speed of sound ?
A body of weight W is floating in a liquid. Its apparent weight will be : (a) equal to W
(b) less than W (c) greater than W
(d) zero.
A body travelling at a speed greater than that of sound is said to be travelling at ___.