When a square wave is applied to primary of a transformer then what will be output wave form of secondary ?
Bhel, Sail, Sterling Telecom, TCS,
15 48925Motor also having losses, we call KW rating. In transformer and generator having losses but we call KVA Rating why?
9 14790How the starter control the starting current in three phase AC Motor?(In DC apply the reistance).
6 14638Post New Electrical Engineering Questions
How to calculate the volumetric capacity of a oxygen & Nitrogen gas Cylinder if pressure is 145 kg/cm2 & water capacity of cylinder is 67 liters.
how can i determine the gear ratio for a rack and pinion system if an electronic gate operated by an electric motor is to travel a distance of 5meters in 15 seconds.
PLS MENTION QUESTIONS ASKED IN IOCL INTERVIEW FOR ELECTRICAL EGG??
How does the phase sequence controller works, how it identifies the phases? confirm working principle
During underground cabling in landscape area what did we cover the cable with to prevent the electric shock & protect the cable?
We are designer please help me calculate the size of 11kv cables from step up transformer to M.V panel, total load is 5 mega watt distance 900 feet (used aluminum type cables) please provided formula for calculate the cable with example.
how does commutator convert a.c to d.c?
what are the accessories need to be added while doing estimation for the following: 1.MCCB 2.MCB 3.ACB
what is ground fault in ACB?
WHAT SHOULD BE THE BEST CURRENT RATINGS (PRIMARY / SECONDARY)FOR A CT INSTALLED AT THE INCOMING 11KV PANE? WILL IT BE CALCULATED ON THE BASES OF MAXIMUM DEMANT VALUE OR ON SUM OF ALL TRANSFORMER'S KVA? NOMALLY MAX DEMAND REPRESENT THE MAXIMUM OPERATING LOAD OF THE PLANT AND TOTAL KVA OF (SAY 5 NUMBERS TRANSFORMERS) REPRESENT THE CONNECTED LOAD. WHICH i.e. MAX DEMAND KVA OR CONNECTED KVA ARE BETTER TO USE FOR CT CURRENT CALCULATION? PLEASE ANSWER.
I AM FROM ELECTRICAL ENGINEERING ? I AM ASPIRING FOR "BHEL".HOW I HAVE TO PREPARE .ON WHICH TOPICS TO BE CONCENTRATE MORE.PLEASE GIVE FULL DETAILS OF WRITTEN EXAM.
how to calculate the change over time for star delta starter for different KW motor?
What is class ab operation?
In parallel operation time both NGR’s close or not close if both close what will happen
What are the difference between CT/PT operated Meter and RRAMR Meter for HT/LT application?