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Unformatted text preview: In 1. What is the value of the current, , indicated in the diagram?
e. is a negative value. Page 4 of 17 2. In this circuit, when brightly-illuminated, the reverse-biased photodiode
operates in which quadrant of the IV characteristic curve?
a. Quadrant A delivering (sourcing) power.
b. Quadrant B delivering (sourcing) power.
c. Quadrant C delivering (sourcing) power.
d. Quadrant A absorbing (dissipating) power.
e. Quadrant B absorbing (dissipating) power. Page 5 of 17 3. Assume
current is for both diodes. Also assume, in reverse-bias, the diode
. what is
? a. 0.7 V
b. 0.8 V
c. 1.15 V
d. 1.5 V
e. 2.3 V Page 6 of 17 4. If the Zener diode of this voltage-regulator circuit has a Zener voltage of
which condition below will maintain a constant output voltage,
? , a.
e. Page 7 of 17 5. Assume an ideal diode model where
. In reverse-bias, the diode
. Which circuit produced the above plot? a.
d. b. e. c. Page 8 of 17 For the next three problems, consider the common-emitter, npn BJT circuit
shown below. 6. Let . Which is true of the transistor? a....
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This test prep was uploaded on 03/21/2014 for the course ECE 110 taught by Professor Staff during the Fall '08 term at University of Illinois, Urbana Champaign.
- Fall '08