RJ 23-24 Electrical Training Quiz

What is the primary function of a diode?

• A diode allows current to flow in every direction.

• A diode measures current.

• A diode disperses current outside the circuit board to the environment.

• A diode ensures current flow in one direction.

What is VDD?

• Ground

• Power

What is the primary function of a transistor?

• A transistor acts as an electronic switch.

• A transistor generates magnetic fields.

• A transistor stores energy.

Capacitors convert electrical energy into...

• A magnetic field.

• An electric field.

• Heat.

• Kinetic energy.

If the voltage across a certain component is 3V and the resistance of that resistor is 20Ω, what is the current?

• 0.15 A

• -0.15 A

• 6.67 A

• -6.67 A

• The “Input” or “Control” signal is applied to which terminal on the MOSFET?

• Body

• Source

• Gate

• Drain

• The forward voltage drop of a silicon diode is approximately:

• 0.7 V

• 0.3 V

• 1.4 V

• 0 V

Electromechanical actuators such as solenoids and relays are best modeled as what type of component?

• Resistor.

• Capacitor.

• Inductor

• Diode

What does a blown fuse indicate?

• Too much voltage

• Too much current

• Too much resistance