Why do Transformers work only on AC current and not on DC?
Why do Transformers work only on AC current and not on DC? Answer: Transformers work only on AC current and
Read More
Month: July 2023
If the 1-phase supply is 230V, why 3-phase supply 400, not 690?
If the 1-phase supply is 230V, why 3-phase supply 400, not 690? Answer: The voltage level between any two phases
Read More
Why are DC motors used in trains, not AC Motors?
Why are DC motors used in trains, not AC Motors? Answer: DC motors are used in trains because of their
Read More
Why Single phase induction motors are not self-starting?
Why Single phase induction motors are not self-starting? Answer: Single phase induction motors are not self-starting because a single-phase supply
Read More
Principles of Power Systems
Principles of Power Systems Pages: 300 contents: Factor improvement Supply Systems Mechanical Design of Overhead Lines Electrical Design of Overhead
Read More
Power System Analysis and Design
Power System Analysis and Design Pages: 962 Contents: Introduction Fundamentals Power Transformers Transmission Line Parameters Transmission Strains: Regular-State Operation Power
Read More
Why Air conditioners are rated in Tons, not kW or kVA?
Why Air conditioners are rated in Tons, not kW or kVA? Answer: Air conditioners are rated in Tons capacity instead
Read More
Why do we use a capacitor in the ceiling fan?
Why do we use a capacitor in the ceiling fan? Answer: The capacitor is an electrical component that provides power
Read More
Why is aluminum used instead of copper For Overhead cables?
Why is aluminium used instead of copper For Overhead cables? Answer: Overhead cables are made from aluminium and not copper
Read More
Why are Transformers rated in kVA, not in KWA?
Why are Transformers rated in kVA, not in KWA? Answer: Transformers are rated in kVA because the losses occurring in
Read More