Which combination of statements is incorrect? |
i. Sound can travel faster than light in vacuum. |
ii. Eardrum is a tightly stretched membrane which converts sound waves into electrical impulses. |
iii. If frequency of a sound wave is 1800 hertz, it is an infrasonic sound. |
iv. Middle ear consists of three interlocked bones named as hammer, anvil and tibia. |
v. Ear canal in the outer ear is the passage which carries sound waves to the eardrum. |
A) i, ii, iii and iv
B) ii, iii, iv and v
C) i, iii and v
D) i, iv and v
E) None of these
Correct Answer: A
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