railway RRB JE (CBT I + CBT II) Mock Test 2024 Electronic Mechanic Electronic Devices and Circuits Oscillators
The essential condition for sustained oscillations are -
1
|Aβ| = 1 and ∠Aβ = 0°
2
|Aβ| < 1 and ∠Aβ = 180°
3
|Aβ| < 1 and ∠Aβ = 0°
4
|Aβ| > 1 and ∠Aβ = 0°