Unwanted signal that distorts a transmitted signal is called
A) analogue
B) noise
C) digital
D) tuning
Correct Answer:
Verified
Q6: Variation in amplitude or frequency of carrier
Q7: In frequency modulation, amplitude of modulated wave
Q8: High quality music only needs frequencies up
Q9: Binary system has base
A)10
B)11
C)1
D)2
Q10: In FM, frequency of modulated wave varies
Q12: First communication satellites used frequencies of
A)6 GHz
Q13: A wave of frequency 1 GHz has
Q14: Semiconductors have electron number density of order{{}}
A)10
Q15: A straight line symbol shows the
A)fuse
B)diode
C)connecting lead
D)switch
Q16: Rate of flow of electric charge is
A)electric
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