In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?
Difference between megger test equipment and contact resistance meter test instruments?
When we connect the large capacitor bank in series ?
What is electrical diversity factor in electrical installations?
Why field rheostat is kept in minimum position while armature rheostat at maximum position?
Why computer humming sound occurred in ht transmission line?
Explain what is rated speed?
What is different between resistance grounding system and resistance earthing system?
Why should be the frequency 50 hz 60hz only why not others like 45, 95 56 or anything , why should we maintain the frequency constant if so why it is only 50 hz 60hz?
How to determine alternating current frequency?
Which type of motor is used in trains, what is the rating of supply used explain working principal?
What is inrush current?
In a tap changing transformer where is the tap connected, is it connected in the primary side or secondary side?
Define what is difference between fuse and breaker?
Capacitor is load free component but why ampere meter shows current when capacitor bank breaker close?