which type of oil is used as a transformer oil?
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phyro chlore
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State the other types of Air Conditioners?
it is possible to rotate the DG engine dc starter with wrong polarity connections? why?
WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION
the problem faced on star or delta winding connection??
What is different type of Electrical curve and how it protects the equipment's while up-normal situation?
what type of earthing do for dry fissure rock?
he compression ratio for a petrol engine generally lies between
what will be happen if earth point is being used for as a neutral point for raw power , and same will be used for ups earthing
what is working process of star delta controlling circuit ?
Dear all i want to know SEWA Electrical Supervisor Licence test Previous Year Questions ? If any body know please send to me zohairaukllah@yahoo.com
I have a small system with two motors that are running on 380 vac, 60 hz. These motors are expensive and I usally get them from Brazil. I am adding another motor to the system, but I want to purchase a 480 vac, 60 hz motor to use. It will be on a VFD that is rated fro 380 thru 480. Is this posible and will I have to use a larger motor and derate it?
hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics
In a power conditoining unit (inverter) of a solar plant when we measure the d.c. current fed by different strings of solar plates to inverter, the current in the negative wire is less almost by 1 ampere to the current in its positive wire say current in positive wire 5 A , then current in negative wire of the same string is 4 A. Since the current entering should be equal to current leaving then why the current is noticably less in negative wire.
what is model question rrb junior engineer electrical gr.II
why and how current drawn by battery charger depends upon the altitude where it is located?