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Electronic Principles

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

300 mW
200 mW
20 mW
10 mW
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

off the load line
down
up
None of these
nowhere

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Electronic Principles
To get the Norton current, you have to

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

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Electronic Principles
When operating below its resonant frequency, a parallel RLC circuit has the characteristics of a:

None of these
purely resistive circuit
parallel RLC circuit operated above its resonant frequency
parallel RL circuit
parallel RC circuit

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Electronic Principles
To get the Thevenin voltage, you have to

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

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Electronic Principles
A current source has an internal resistance of 100 kW. What is the largest load resistance if the current source must appear stiff?

20 k Ohm
10 k Ohm
2 k Ohm
1 k Ohm
None of these

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