The subsequent problems deal with the circuit below. Assume that when the transistor is in saturation, the collector-to-emitter drop is 0.2 V and the base-to-emitter forward bias voltage is 0.7 V.When VinĀ = 5V, the voltage at the base of the transistor is

A. 0.7 V
B. 4.3 V
C. 0 V
D. 5 V
E. 0.2 V


Answer: A

Trades & Technology

You might also like to view...

Technician A says an accurate wheel alignment may be performed on a vehicle with worn front lower control arm bushings. Technician B says a wheel alignment should be performed before adjusting the front and rear curb riding height. Who is correct?

A. A only B. B only C. Both A and B D. Neither A nor B

Trades & Technology

Most SMA welders try to leave a welding electrode stub that is no more than a 1 1/2 in. to ____ long.

A. 2 in. B. 2 1/2 in. C. 2 3/4 in. D. 3 in.

Trades & Technology

Technician A looks for engine speed (RPM) when cranking an engine that will not start. Technician B says that a problem in the primary circuit could make the tachometer not work. Which technician is correct?

A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B

Trades & Technology

What is required in electronic settings to prevent equipment and signals from propagating interference and to protect equipment and signals from the effects of interference propagated by other devices?

a. Bonding. b. Shielding. c. Annealing. d. Grounding.

Trades & Technology