AC and DC Quiz

What is the type of current that flows in one direction without changing magnitude or direction?

• Alternating Current (AC)

• Fluctuating Current (FC)

• Direct Current (DC)

• Variable Current (VC)

Which type of current changes in magnitude and direction after equal intervals of time?

• Alternating Current (AC)

• Unidirectional Current (UC)

• Stable Current (SC)

• Direct Current (DC)

How is direct current represented graphically?

• As a zigzag line

• As a straight line

• As a sinusoidal wave

• As a curved line

In which manner does alternating current oscillate with time?

• Exponentially

• Logarithmically

• Linearly

• Sinusoidally

What does the symbol ~ represent in the context of alternating current?

• Reduction

• Stability

• Amplification

• Oscillation

How does alternating current flow in a circuit?

• In periodic manner in forward and reverse directions

• In one direction only

• In forward direction only

• In reverse direction only

What happens to alternating current after reaching a maximum value?

• It increases further

• It reverses direction

• It remains constant

• It decreases to zero

Which type of current can be described as non-oscillatory?

• Alternating Current (AC)

• Direct Current (DC)

• Variable Current (VC)

• Fluctuating Current (FC)

How is the oscillation of alternating current shown in a graph?

• As a curved line

• As a sinusoidal wave

• As a straight line

• As a zigzag line

What does the magnitude -1 represent in the context of alternating current?

• Zero value

• Maximum value

• Stability

• Reverse direction