Question

Choose correct statements from the following :
(a) Sound waves travel fasler in solids than in gases.
(b) Sound waves travel fastest through vacuum
(c) Sound waves are longitudinal waves
(d) Sound waves travel slower in gases than in liquids.
(1) (a), (c) and (d) only
(2) (a) and (b) only
(3) (c) and (d) only
(4) (b) and (d) only

Answer 1

a), (c) and (d) only.............