EE Questions / Answers
Electrical and Electronics Engineering Interview Questions and Answers
-
What is Ampere (A)? Unit in Electrical Engineering & Physics
Amps “A”: Definition, Formula, Measurement, Conversion and Calculation What is Ampere? An Ampere is the unit of electric current. It is named after the French physicist André-Marie Ampère (who is…
Read More » -
What is Volt (V)? Unit in Electrical Engineering and Physics
Volt “V”: Definition, Formula, Measurement, Conversion and Calculation What is Volt? A Volt is the derived unit of voltage, electric potential or potential difference and electromotive force (EMF). It is…
Read More » -
What happens if You Connect a 3-Φ Induction Motor to 1-Phase Supply?
What will happen to the 3-Φ (400V) Induction Motor If Connected to 1-Phase (230V) Supply? As the name suggests, a 3-phase induction motor must be connected to the three phases…
Read More » -
What happens to the 3-Phase Motor When 2 Out of 3 Phases are Lost?
What will happen to the 3-Φ Induction Motor Incase of Failure of 2 of the 3-Phases? When a linear or balanced load is connected to the 3-Φ supply system, the…
Read More » -
What happens to the 3-Phase Motor When 1 Out of 3 Phases is Lost?
What will happen to the 3-Φ Induction Motor Incase of Failure of 1 of the 3-Phases? A three phase induction motor must be connected to all the three phases for…
Read More » -
Why are US Homes Wired Using Solid Wire rather than Stranded Wire?
Why Do the Electricians in the U.S.A opt-out for Solid Wire Instead of Stranded Wire While Doing Home Wiring? In most of the countries in the EU, UK, South America…
Read More » -
Stranded Wire vs Solid Wire. Which One is Best and Why?
Which One Carries More Current – Solid Conductor or Stranded Conductor? The war is still on and there is no winner yet between solid wire and stranded wire. One can…
Read More » -
Why 3-Phase Power? Why Not 6, 12 or More for Power Transmission?
Why is Only 3-Phase Power Supply System Used Instead of 2-Φ, 4-Φ, 6-Φ, 12-Φ or More Number of Phases for Power Transmission & Distribution? We know that the most common…
Read More » -
If a 1-Phase Supply is 230V, Why is 3-Phase 400V & Not 690V?
When Single Phase Supply Voltage is 220V, Why is Three Phase 440V and Not 660V? If there are three winding coils on the rotor of an alternator winded 120° degree…
Read More »