For making an Oscillator, certain conditions are to be met in an amplifier :(a) −ve feedback(b) +ve feedback(c) Barkhausen criteria(d) Noise signalCode :

For making an Oscillator, certain conditions are to be met in an ampli

1.	For making an Oscillator, certain conditions are to be met in an amplifier :(a) −ve feedback(b) +ve feedback(c) Barkhausen criteria(d) Noise signalCode :
A.	(b), (d), (c) is correct
B.	(a), (d), (c) is correct
C.	(a), (c) is correct
D.	(b), (a), (c) is correct
Answer» B. (a), (d), (c) is correct