What is mean by hot and cold loop testing?
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what are the differance between neutral and earthing?
what is the basic principle of TV camera?
can we connect PARALLEL 2 D.G set with different rating?? How ? What is the requirement for this connections?
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explain the functions of main isolation switches
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Latching current is slightly less than ?
If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these
What is the voltage b/w nutral and earth
There is air in a room . the top and bottom of the room are at constant temp. T1 and T2. DRAW THE temp profiles if a. T1 greater than T2 b. T1 less than T2
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how many voltage or current enough to kill a person?