How to calculate the current carrying capacity of electrical cables16 162359
why are use star delta startor.4 14381
what happen to the voltage and current in all phases when an earth fault occur in a phase in three phase three wire system(delta connected)...1 3165
if we know Fault level say 25 KA , How to decide busbar size for Distribution network of 1000 Amp Breaker ? Sample Calculation or Farmula Available or not ?
How to select Main CB Rating for 187 KW Load?6 6477
what is efficient load of transformer in percentage4 3494
why we use to transmit the power in three phases intead of single phase ?5 5338
How many Cylinders are there in Diesel Generator?4 3344
I have experienced electrical maintenance HT ,but I completed be ECE ....can I apply c license or not ???? Pls help me friend s...
how is the incoming cable size calculated for a given current rating of a panel??
when qty of cable being purchased is not sufficient according to the standard,what should the inspector do to ensure its quality according to the standard?
how dia of wire and angles are calculated for overhead shielding wire to protect substation equipment from lightening strokes???
1. What is maximum permissible distance between smoke detectors ? 2. How do we decide number of smoke detectors required in a large office, warehouse, hall etc ? 3. What should be maximum height of smoke detectors ? 4. Where do we use heat detector, optical smoke detector, temperature sensitive detector ?
if the armature current in a dc generator is ac ( sinusoidal ) why doesnt the sjhape af armature mmf a sinusoidal (ni) ? armature mmf in case of a dc machine is triangular.
PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL
what are problems caused by the pdu in rack server
Lt motor sfu flashing reasons?
what is charger supervision and control supervision?
how slip power recovery system work
We have two parts in generator, electrical & mechanical. how it works?
If only R Phase is connected in 2 pole elcb, n is not connected than it will work or not in ground fault.
What the formula for calculating no.of earthings & size of earth strip for 100mX90m shop.
What is power factor why we should maintain the power factor unless what will happen