The Pitch

Q.

Pitch of a cuckoo is _____________ than that of a crow

Q. The siren of an ambulance needs to be a loud and piercing sound. Therefore, its main characteristics should be:

1. High pitch and large amplitude.
2. Low pitch and large amplitude.
3. High pitch and small amplitude.
4. Low pitch and small amplitude.

Q. A key of a mechanical piano is struck gently and then struck again, but much harder this time. In the second case:

1. sound will be louder, but pitch will not be different.
2. sound will be louder and pitch will also be higher.
3. sound will be louder, but pitch will be lower.
4. both loudness and pitch will remain unaffected.

Q.

Today is Sandeep's wedding anniversary but he forgot to bring gift for his wife. Which of the below mentioned graph better depicts the pressure vs. time curve for the sound of his wife yelling at him.

1. 

2. 

Q.

A key of a mechanical piano struck gently and then struck again but much harder this time. In the second case:

1. Sound will be louder but pitch will not be different

2. Sound will be louder and pitch will also be higher.

3. Sound will be louder but pitch will be lower

4. Both pitch and loudness will remain unaffected.