Electronic Principles
The period of a waveform is:

equal to 0.707 times the peak amplitude
None of these
the time required to complete one full cycle
the time required for the voltage to rise from 10% to 90% of the peak amplitude
the number of cycles completed in one second

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Electronic Principles
Molecule is

The smallest particle of a substance that retains the properties of that substance
A atom that has an excessive number of electrons in its outer orbit
A atom that has a shortage of electrons in its outer orbit
None of these
A atom that flows whenever there is an imbalance of electrical charges between two points

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Electronic Principles
Which one of the following statements is true for current flowing in a parallel circuit?

The total current in a parallel circuit is always less than the smallest amount of current
The amount of current flow through each branch of a parallel circuit can be different, depending on the resistance of each branch part and the amount of voltage applied to it
The same current always flows through every part of a parallel circuit
None of these
The total current in a parallel circuit is equal to the total voltage multiplied by the total resistance

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Electronic Principles
The total impedance of a parallel RLC circuit:

always increases as the applied frequency increases
always decreases as the applied frequency increases
None of these
is maximum at the resonant frequency
is equal to the sum of the values of resistance, inductive reactance and capacitive reactance

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