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what is relay what is protection & contact multiplying relays where it is used function in brief
1184What is the typical enclosure type used for Indoor switchgear / Outdoor switchgear Units? - In Onshore / offshore Units?
998for hipot test on 33kV busbar, we will test on 70 kV or 56kV, what is the acceptable leackage current?
1167If 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.
1079If anyone would like to know or practice for FEWA papers contact me on mohamedrashad2@hotmail.com Just completed the supervisor exam in April 2021
1175Draw 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.
976a 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
1544Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com
1032Post New Electrical Engineering Questions
Mention what are the different colors on wires indicates?
Difference between a pilot wire and a normal conductor?
how does the rotating m.m.f is produced in the 3-phase induction motor and how the poles are created in 3-phase induction motor ?
what is the working principle of a DG Set, Alternator, & exiter
give me applications of sequence bridges . (used in 3 phase un balanced systems)
Is it possible to download the Siemens Selection Chart(TYPE 2 coordination) for 1) fuseless selection 2)Fuse selection
Can we Co-ordinate relay in Load Break switch?
what is the value of combined earthing in general electrical circiut?
How to calculate multiplication factor in kva example 500kva ans pls ?
What is dynamo function in DG sets and draw block diagram?
What is cut-off rate?
Why the unit sizes of hydro generating machines are not standardized as in case of thermal powerplants?
Is electro plating what type of load whether resistive, inductive or capacitive loads
Why AC & DC capacitor are use in UPS ??????????????????
how give earthing conection to household equipment?
