The current gain (β) of a transistor in common emitter mode is 40. To change the collector current by 160 mA at constant VCE, The necessary change in the base current is
A. 0.2 mA
B. 4 µA
C. 4 mA
D. 40 mA
Answer:C
The current gain (β) of a transistor in common emitter mode is 40. To change the collector current by 160 mA at constant VCE, The necessary change in the base current is
A. 0.2 mA B. 4 µA C. 4 mA D. 40 mA