Electronics And Communication Test Preparations On Voltage and Current Part 2
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Test Preparation on Electronics And Communication Test Preparations On Voltage and Current Part 2
1.
A voltage will influence current only if the circuit is:
1
open
2
insulated
3
high resistance
4
closed
2.
Which resistive component is designed to be temperature sensitive?
1
Thermistor
2
Rheostat
3
Potentiometer
4
Photoconductive cell
3.
Primary batteries, unlike secondary batteries, may be:
1
charged once
2
used once
3
recharged over and over
4
stored indefinitely
4.
In practical applications, battery voltage:
1
is restored as soon as disconnect occurs
2
is lowered as the load increases
3
may be stored indefinitely
4
will be reduced to zero as power is drawn
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