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Electronic Principles

Electronic Principles
When the graph of current versus voltage is a straight line, the device is referred to as

Nonlinear
Bipolar
None of these
Linear
Active

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Electronic Principles
A zener diode has a voltage of 10 V and a current of 20 mA. What is the power dissipation?

300 mW
10 mW
20 mW
200 mW
None of these

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Electronic Principles
The component that forms the electrical connection between the rotating coil of wire in a motor and the external source of electrical energy is called the:

armature
commutator
battery
rotor
None of these

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Electronic Principles
Assuming 100% efficiency, what is the power being applied to the primary winding of the transformer described in the above question?

None of these
200 W
100 W
20 W
1000 W

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Electronic Principles
When the collector current increases, what does the current gain do?

increases
None of these
decreases
any of the above
stays the same

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Electronic Principles
The basic unit of measurement for resistance is the:

watt
ampere
None of these
ohm
volt

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