Resistance of low voltage side of transformer compared to
high voltage side is
A less B equal
C more D depens on design
which transmission is cheaper ac or dc?
Specify the crystal frequency required for an 8085 system to operate at 1.1MHz
In Round type three phase transformer why the LV side is inner part and HV outer part in the design of transformer? why they cant be opposite?
how fan speed decrease or increase by using regulator? thank you
i had aplied Hindustan Petroleum corporation limited for the post of maintenance technician -Electrical,i want model questions,if anybody have please send it or please advice?
I have 2 transformers in two different plants, both are without OLTC but i am facing problem of voltage fluctuation at LV side from only one transformer. i have to change its taps manually twice in a day. Another transformer delivering voltage is ok. Please guide me about the problem
why the arc welding machines require parallel earthing systems? ie why each machines are connected to earth pit by separate wires during earthing? wats it adavantages?
Can Induction motor run at over rated speed? ( 15oo rpm is rated speed for 50HZ. is it possible to ride 3000 RPM with same motor with the help of VVVFD for continues ride of 100HZ)
1.WHAT ARE TRANSMISSION LINE LOSSES DURING WINTER AND SUMMER SEASON? 2.WHAT ARE THE CAUSES/ 3.WHEN THE CORONA IS MORE?.,WHETHER WINTER OR SUMMER? 4. WHAT IS THE PERCENTAGE OF LOSSES IN TRANSMISSION LINE?
why sometime we get electrical shock while touching the ballon of dish tv connection ? which we should not get.
Why double earthing is required ?
Why the size of transformer decreases if we increases the frequency?
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