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Electronic Principles

Electronic Principles
Who invented the first junction transistor?

Fisher
Gomes
Smith
None of these
Shockley

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Electronic Principles
What is the phase shift between total current and voltage in the circuit of a 100 ohm resistor connected in parallel with a capacitor that has a reactance of 100 ohm

75 degree
None of these
180 degree
45 degree
30 degree

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Electronic Principles
What kind of device is a diode?

None of these
Linear
Nonlinear
Bilateral
Unipolar

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Electronic Principles
A device that converts thermal energy to electrical energy is called a:

thermocouple
piezoelectric devices
None of these
solar cell
chemical cell

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Electronic Principles
If the current gain is 200 and the collector current is 100 mA, the base current is

200 A
2 mA
None of these
0.5 mA
0.083333333333333

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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?

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

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