A. 2000 O
B. 1400 O
C. 800 O
D. 1600 O
A. Electrostatics
B. Charges in motion
C. Capacitors
D. Electric fields
A. Limit the maximum emitter current
B. Provide base-emitter bias
C. Limit the change in emitter current
D. None of the above
A. Printing machine
B. Punching machine
C. Planer
D. Lathe
Which of the followings is/are active element?
A. Voltage source
B. Current source
C. Both
D. None of these.
Active elements are capable of delivering energy independently for long time or ideally infinite time. Both voltage and current source are active element and they can change energy level of a circuit.
A. Diesel shunters
B. Steam locomotives
C. Electric locomotives
D. Diesel locomotives
A. A few free electrons
B. Many holes
C. Many free electrons
D. No holes or free electrons