Q: Which one of the following statements is NOT true about the sound waves?
(a)Sound waves are longitudinal in nature
(b)Sound waves can propagate through water
(c)Speed of sound waves in steel is more than its speed in air
(d)Sound waves can propagate through vacuum
Correct Answer: (d)
The correct answer is (d) 'Sound waves can propagate through vacuum'. This question from the Science & Technology domain tests knowledge of Physics.