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Electronic Principles

Electronic Principles
The equivalent of 1 micro A is:

one million amperes
None of these
10000A
1000 A
one-millionth of an ampere

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Electronic Principles
A loadstone is:

an artificial magnet
a temporary magnet
None of these
a natural magnet
a paramagnetic alloy

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Electronic Principles
To get the Thevenin voltage, you have to

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

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

solar cell
nicad cell
photodiode
None of these
piezoelectric device

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Electronic Principles
An ideal voltage source has

A load-dependent current
Zero internal resistance
A load dependent voltage
None of these
Infinite internal resistance

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Electronic Principles
Which one of the following equations most directly determines the amount of current flowing through a resistor when you know the value of the resistor and the voltage drop across it?

I = ER
None of these
E = PR
E = I2R
I = E/R

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