An FM radio receiver which is tuned to a 91.6 MHz broadcast station may receive an image frequency of __________ MHz.
A. 102.3
B. 113
C. 70.2
D. 80.9
Answer: Option B
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Fsi =FS+2if 91.6+2(10.7) =133Mhz
Fi=fs+2fi(fi =10.7) and for AM fi=455
Can u solve this?
Can you prove it 113