Understanding Electrical Circuits Quiz

Which of the following is a method used for circuit analysis?

• Fourier Transform

• Mesh Analysis

• Laplace Transform

• Fast Fourier Transform

Ohm's Law is represented by which of the following equations?

In a DC circuit, what is the primary characteristic of the current?

• It changes direction periodically

• It remains constant in direction

• It has a frequency of 50 Hz

• It is always zero

What is the unit of electrical resistance?

• Ampere

• Volt

• Ohm

• Watt

Which of the following is true for an AC circuit?

• The current flows in one direction only

• The voltage remains constant

• The current changes direction periodically

• The resistance is always zero

In a series circuit, the total resistance is:

• The sum of the individual resistances

• The reciprocal of the sum of the reciprocals of the individual resistances

• Always zero

• Equal to the largest resistance

• 10 W

• 20 W

• 5 W

• 40 W

Which of the following is a characteristic of a parallel circuit?

• The total resistance is the sum of the individual resistances

• The voltage across each component is the same

• The current through each component is the same

• The power is always zero

What is the frequency of the standard AC supply in Great Britain?

• 60 Hz

• 50 Hz

• 100 Hz

• 25 Hz

• 3 A

• 48 A

• 0.33 A

• 8 A