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Electronic Principles

Electronic Principles
Holes act like:

Atoms
Negative charges
Positive charges
Crystals
None of these

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

Bipolar
Nonlinear
Active
Linear
None of these

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Electronic Principles
What is the smallest number of polarities required for current flow?

Four - two negative and two positive
Two - a negative terminal and a positive terminal
None of these
Three - negative, positive and neutral terminals
One - a negative terminal

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Electronic Principles
If a transistor operates at the middle of the load line, an increase in the current gain will move the Q point

off the load line
down
up
nowhere
None of these

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Electronic Principles
The transistor has a collector current of 10 mA and a base current of 40 mA. What is the current gain of the transistor?

350 µA
250 µA
0.25 µA
300 µA
None of these

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Electronic Principles
A typical light switch in your home is a:

momentary push button switch
knife switch
None of these
toggle switch
rotary switch

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