Consider the following statements: 1. Two persons on the surface of m

1.	Consider the following statements: 1. Two persons on the surface of moon cannot talk to each other. 2. Sound waves cannot travel through vacuum. 3. Speed of sound is greater in solid medium than in liquid or gas medium. (a) 3 alone is correct (b) 1 and 2 are correct (c) 1 and 3 are correct (d) 1, 2 and 3 are correct
Answer» The correct option is:(d) 1, 2 and 3 are correct Explanation: Sound waves require material medium to travel. On the surface of the moon, there is no atmosphere. The speed of sound is maximum in solids and minimum in gas medium.

Consider the following statements: 1. Two persons on the surface of moon cannot talk to each other. 2. Sound waves cannot travel through vacuum. 3. Speed of sound is greater in solid medium than in liquid or gas medium. (a) 3 alone is correct (b) 1 and 2 are correct (c) 1 and 3 are correct (d) 1, 2 and 3 are correct

Answer»

The correct option is:(d) 1, 2 and 3 are correct

Explanation:

Sound waves require material medium to travel. On the surface of the moon, there is no atmosphere. The speed of sound is maximum in solids and minimum in gas medium.

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