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Electronic Principles

Electronic Principles
Silicon atoms combine into an orderly pattern called a

None of these
Semiconductor
Crystal
Covalent bond
Valence orbit

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Electronic Principles
What is the inductive reactance of a 0.1-H coil that is operating at 1000 Hz?

None of these
Less than 1 Ohm
628 Ohm
444 Ohm
100 Ohm

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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

down
nowhere
None of these
up
off the load line

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Electronic Principles
In a step-down transformer, which is larger?

None of these
Neither
Secondary voltage
Impossible to say
Primary voltage

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Electronic Principles
What is the total resistance of a parallel circuit that contains two resistors having values of 220 ohm and 470 ohm?

150 ohm
220 ohm
690 ohm
None of these
445 ohm

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Electronic Principles
What is the total resistance of a series circuit that contains four resistors having values of 220W, 470W, 1W, and 1.2W?

844.5 Ohm
1234 Ohm
None of these
692.2 Ohm
3890 Ohm

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