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Electronic Principles

Electronic Principles
What kind of device is a diode?

Nonlinear
None of these
Unipolar
Linear
Bilateral

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Electronic Principles
Assuming 100% efficiency, what is the power being consumed at the secondary winding of the transformer described in question 91?

200 W
20 W
None of these
1000 W
100 W

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Electronic Principles
To get the Norton current, you have to

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

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Electronic Principles
A flashlight battery has internal resistance of 1W. For what values of load resistance does the flashlight battery appear stiff?

60 Ohm
None of these
100 Ohm or more
10 Ohm
50 Ohm

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Electronic Principles
The merging of a free electron and a hole is called

Thermal energy
Lifetime
Recombination
Covalent bonding
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:

commutator
None of these
armature
rotor
battery

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