Types of Electrical Measuring Instruments: Electrical measuring instruments are used to measure electrical parameters. The common uses of electrical measuring …
What is TRIAC ? The major drawback of an SCR is that it can conduct current in one direction only.Therefore, …
D.C. Generator Characteristics: The following are the three most important characteristics of a d.c. generator: …
What is Arc in Circuit Breakers? During the separation …
Sulphur Hexafluoride(SF6) circuit breaker: In SF6 circuit breakers, sulphur hexafluoride …
Air Blast Circuit Breakers: This is the working principle of air blast circuit …
Oil Circuit Breakers: In such circuit breakers, some insulating oil (e.g., transformer oil) is …
Vacuum Circuit Breakers(VCB): In Vacuum Circuit Breakers, vacuum (degree of vacuum being in the …
What is Cathode Ray Oscilloscope(CRO): Cathode Ray Oscilloscope is a very useful and versatile …
Circuit Breaker Ratings: In this, you will learn ratings of circuit breaker and making …