Electrical Engineering Multiple Choice Questions for Freshers
Categories: MCQS
Electrical Engineering Multiple Choice Questions for Freshers
Here are some multiple-choice questions related to electrical engineering for freshers:
- What is the SI unit of electrical resistance?
a) Ohm
b) Volt
c) Ampere
d) Watt
- Which component is used to store electrical energy in a circuit?
a) Resistor
b) Capacitor
c) Inductor
d) Diode
- What does AC stand for in electrical engineering?
a) Alternating Current
b) Direct Current
c) Ampere Current
d) Alternating Circuit
- What is the purpose of a transformer in an electrical circuit?
a) To convert AC to DC
b) To increase voltage
c) To decrease voltage
d) To store electrical energy
- Which material is commonly used as a semiconductor in electronic devices?
a) Copper
b) Aluminum
c) Silicon
d) Iron
- What does the term "short circuit" refer to in electrical engineering?
a) A circuit with low resistance
b) A circuit with high resistance
c) A circuit with no resistance
d) A circuit with a broken wire
- Which law states that the current through a conductor is directly proportional to the voltage across it, assuming constant temperature?
a) Ohm's Law
b) Kirchhoff's Law
c) Faraday's Law
d) Newton's Law
- What is the purpose of a diode in a circuit?
a) To amplify signals
b) To regulate voltage
c) To allow current flow in one direction
d) To store energy
- Which device is used to protect electrical circuits from overcurrent?
a) Transistor
b) Fuse
c) Inductor
d) Relay
- What is the unit of electrical power?
a) Joule
b) Watt
c) Ampere
d) Volt
Answers:
a) Ohm
b) Capacitor
a) Alternating Current
b) To increase voltage
c) Silicon
c) A circuit with no resistance
a) Ohm's Law
c) To allow current flow in one direction
b) Fuse
b) Watt
Feel free to let me know if you would like more questions or if you have any specific topics in mind!