Maximum frequency deviation and modulating frequency in commercial FM broadcasting

What is the maximum frequency deviation allowed in commercial FM broadcasting?

Options:

100 KHz
75 KHz
15KHz
120KHz

Correct Answer: 75 KHz

Explanation:

The maximum frequency deviation allowed in commercial FM broadcasting is 75KHz.

What is the maximum modulating frequency allowed in commercial FM broadcasting?

Options:

40 KHz
75 KHz
15KHz
120KHz

Correct Answer: 15KHz

Explanation:

Commercial FM broadcasting uses a maximum modulating frequency of 15 KHz