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Electronic Principles

Electronic Principles
What is the power dissipation of a resistance that has 24 V dropped across it and 0.25 A flowing through it?

3 W
122 W
None of these
6 W
64 W

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Electronic Principles
How much current flows through a 60-W light bulb that is operating at 120 V?

0.083333333333333
180 A
7200 A
0.5A
None of these

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Electronic Principles
1 Microfarad is the same as:

1 millionth of a picofarad
1 million picofarads
1 million farads
1000 millifarads
None of these

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Electronic Principles
To get the Thevenin voltage, you have to

Open the load resister
Open the voltage source
Short the load resistor
None of these
Short the voltage source

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Electronic Principles
What is the turns ratio for the transformer specified in the above question?

10.738
1.5
0.575
0.707
None of these

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Electronic Principles
In a transistor operates at the middle of the load line, an increase in the base resistance will move the Q point

up
None of these
nowhere
down
off the load line

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