Electronics - Diodes and Applications

Exercise : Diodes and Applications - General Questions
1.
What is a varistor?
a voltage-dependent resistor
a voltage-dependent diode
a current-dependent resistor
a current-dependent diode
Answer: Option
Explanation:
No answer description is available. Let's discuss.

2.
Which type of transformer is required to create a 180 degree input to a rectifier?
center-tapped secondary
step-down secondary
stepped-up secondary
split winding primary
Answer: Option
Explanation:
No answer description is available. Let's discuss.

3.
What circuit activity may shift a characteristic curve so that diode operating points are different?
higher power (heat)
higher resistance
lower voltage
lower current
Answer: Option
Explanation:
No answer description is available. Let's discuss.

4.
What is wrong with this diode?

open
short
nothing
not enough data
Answer: Option
Explanation:
No answer description is available. Let's discuss.

5.
The dc current through each diode in a bridge rectifier equals:
the load current
half the dc load current
twice the dc load current
one-fourth the dc load current
Answer: Option
Explanation:
No answer description is available. Let's discuss.