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what is relay what is protection & contact multiplying relays where it is used function in brief
1129What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?
958for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?
1107If an electrical component has a positive temperature coefficient, how come such components have high power losses due to heat if current decreases when resistance increases? assuming power given by I^2*R whereby the Resistance is infinite.
1034If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021
1115Draw a SLD for main panel for school having connected load of 1200kw and emergency generator 200kw.also show the increase of additional load of chiller 225kw in the lv panel indicating meter postion size of transformer ,cables and capacitor bank.
935a 230v transformer with step down ratio 19:1.it has 2000turns on primary and rated 25va calculate max primary current no of secondary turns volts/turn
1502Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com
996Post New Electrical Engineering Questions
define superposition theorem thevnin theorem ,norton theorom?
If a current -8+6sin6t is flowing three ammeter, one is a centre zero PMMC meter, one is true rms meter and one is moving iron meter. What are the reading of these three meter respectively?
The electromagnetic torque developed is proportional to what in a D.C series motor?
whats the differece between Exd and Exe
How do we arrive at selecting reactive capacitance value as 30% of h.p rating of motor?
how to calculate power consumption in slip ring motor at different step
why HT armoured cable does not glanding
draw the block diagram of fire alarm?
Define damping ratio.
How to calculate VCB rating for 33KV ,25 MW Power line?
Does the motor power displayed on the Motor name plate is the mechnical power motor delivers or it is consumed power from the system?
Can we convert off line transformer to on line transformer
various transmission tower like .,D tower ,K.C.O tower ,C.C.O tower,K.C.R tower ,C.C.R tower ,H.C.O tower in different tons.
what is diff btw electric,magnetic & eletromagnetic field
Define super node?
