RL Circuits Quiz

What does the 'R' in RL circuits stand for?

• Resistor

• Rectifier

• Relay

• Regulator

What happens to the voltage across the resistor when the switch is first closed in an RL circuit?

• It is half of the battery voltage

• It is equal to the battery voltage

• It is zero

• It is equal to the inductor voltage

When the RL circuit reaches a steady state, what is the current through the circuit?

• 2.5 amperes

• 5 amperes

• 0 amperes

• 1.5 amperes

In the steady state of an RL circuit, what is the voltage across the inductor?

• Zero volts

• Half of the battery voltage

• Double the battery voltage

• Equal to the battery voltage

During the discharging process, what happens to the current through the circuit?

• It remains constant

• It decreases to zero

• It fluctuates

• It increases

What is the initial voltage across the inductor when the switch is first opened during discharging?

• 0 volts

• Equal to the battery voltage

• Half of the battery voltage

• Double the battery voltage

What happens to the voltage across the resistor as the energy is used by the resistor during discharging?

• It remains constant

• It increases

• It decreases

• It fluctuates

What is the maximum current in the circuit during discharging?

• 5 amperes

• 2.5 amperes

• 1.5 amperes

• 0 amperes

What is the shape of the current increase curve during the charging of an RL circuit?

• Linear

• Exponential

• Parabolic

• Sinusoidal

What is the relationship between voltage and current in an RL circuit according to Ohm's Law?

• V = R / I

• V = I / R

• V = I + R

• V = I * R