1.

A 500 Hz modulating voltage fed into an FM generator produces a frequency deviation of 2.25 kHz. If amplitude of the voltage is kept constant but frequency is raised to 6 kHz then the new deviation will be 

A.            4.5 kHz                                    
B.            54 kHz
C.            27 kHz                                     
D.            15 kHz
Answer» C.            27 kHz                                     


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