Electronic Principles
The voltage across a 1N4001 is 0.93V when the current is 1A. What is the power dissipation of the diode for these values?

0.93 W
0.93 V
0.041666666666667
None of these
9.3 W

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Electronic Principles
Voltage is

The number of free electrons in an atom
The flow of charged particles through a material
Trie force that causes electrons to flow
The smallest electrically charged particle
None of these

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Electronic Principles
Which one of the following principles best describes the basic operation of an electromagnet?

Current flowing through a conductor generates a magnetic field
Like magnetic poles repel, while unlike poles attract
None of these
Current is induced in a conductor that is moving through a magnetic field
Like magnetic poles attract, while unlike poles repel

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