Capacitors and Inductors

Which of the following  electrical symbols is used to represent the electrical component shown above in a circuit?

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Which of the following  electrical symbols is used to represent the electrical component shown above in a circuit?

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What is the voltage across the plates of the capacitor if the capacitance is 10 micro Farads and the Charge stored is 30 micro Coulombs?

• 0.333 V

• 3 V

• 300 V

• 0.3 V

With respect to the capacitor, which relationship is true?

• C = Q/V

• V = C×Q

• Q = C/V

• Q = V/C

Which of the following is the unit of inductance?

• Ohm

• Henry

• Ampere turns

• Webers/meter

The electrical energy consumed by a coil is stored in the form of:

• an electrical field

• a force field

• an electrostatic field

• a magnetic field

Which of the following circuit elements will oppose the change in circuit current?

• Capacitance

• Inductance

• Resistance

• All of the above

What is the symbol for Inductance?

• I

• Z

• X_L

• L

The voltage induced across an inductor as its magnetic field collapses is called ____.

• Counter emf
• Transition voltage
• Reverse voltage
• Counter voltage

the graph represents the current across all but one

• across a capacitor during discharging

• across a resistor during discharging

• across an inductor during discharge

• across a capacitor during charging up