Following test should be conducted to find out relative polarity of transformenr terminals A no load test B back to back test C phasing out test D none of above

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3.The slip of an IM UNDER FL condition is about.....

1 Answers   SSC,

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WHATS THE NEED OF CT INPUTFOR AN VAPM TYPE METERING PT FUSE FAILURE RELAY

1 Answers  

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If a 1.5V,3W torch light bulb is connected in series with a 15HP/11.19KW,230V single phase motor and the combination is connected against a 230V supply and switched on than what will happen keeping all other parameters as it should be A)the bulb will glow normally B)the bulb will not glow C)the bulb will glow with extra brightness D)the bulb will burn out and if a fuse is connected to the above circuit will something happen to the fuse and what about the single phase motor will it be affected? Please explain with derivation

4 Answers  

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A transformer is used to light a 24volts,70watts lamp from a 240a.c main.The current in the main cable is 0.35A. Calculate, (1) The efficiency of the transformer. (2) the current in the lamp.

1 Answers  

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why potetial transformer primary ground?

1 Answers  

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PLEASE ANYBODY HAVE ELECTRICAL CIRCUIT DIAGRAM FOR CHMER PULSE CD 60M SPARKING MACHINE.PLEASE MAIL ME SUPRIYAAYYAPPAN@YAHOO.CO.IN.

0 Answers  

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Why generator field rheostat is set to maximum position and motor field rheostat is set to minimum?

5 Answers   Bhel, College School Exams Tests, TCS, Texas,

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What will happen if we give 220v supply on both sides to the bulb

7 Answers   Exide, Sumeet Industries, Toshiba,

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where we use compound motors in real time and why?

2 Answers   TATA,

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what is meant by 3rd hormonics ?

0 Answers  

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What is meant by shunt current?

1 Answers   ABC,

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