Question

The following are some staements about sound:

1. Sound propogates faster in steel than in air.

2. Sounds are produced through vibrations.

3. Sounds propogates faster than light.

4. Sound does not require a medium for its propogation.

Out of these, the correct statements are -

a) 3 & 4 only
b) 1 & 3 only
c) 1 & 2 only
d) 2 & 4 only

Answer 1

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