An npn BJT has gm=38mA/v, cµ =10¯14 F, cπ =10¯13F and DC current gain β0=90.For this transistor fT & fβ are________?
A. fT =1.64 x 108 Hz & fβ = 1.47 x 1010 Hz.B. fT =1.47 x 1010 Hz & fβ = 1.64 x 108 Hz
C. fT =1.33 x…
Introducing a resistor in the emitter of a common amplifier stabilizes the dc operating point against variations in____________?
A. Only the temperature
B. only the β of the transistorC. Both Temperature & β
D. None of the…