Answer Posted / avinash kumar

the charcoal and salt are added in the earthing pit to simply increase the conductivity or in otherwords to reduce the resistance of the earth..this will give reliable earthing...

CBCT selection

2323

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how to find the multiplication factor for digital energy meter and analog energy meter

2255

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Why does the speed regulating system adopting I controller have no steady-state error? In this single closed-loop speed regulating system, when the input of the I controller Un=0, what is the output voltage of the regulator? What factors do the output voltage depend on?

1913

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What was your role in the silicon evaluation/product ramp? What tools did you use?

2000

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How many types of oil using in H/T & L/T Oil Circuit Breakers. need Explenation ?

2973

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what is draiv work

1960

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A 500 V shunt motor runs at its normal speed of 250rpm when the armature current is 200A. The resistance of the armature is 0.12 Ω. Calculate the speed when a resistance is inserted in the field reducing the shunt field to 80% of normal value and the armature current is 100A.

2559

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Name two types of electrical analogous for mechanical system.

1276

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what is the k var ratting of 1250kva

2165

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why we cannot protect 100% winding of an alternator by using differential protection?

2300

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

2854

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what is the difference between RMS & TRUE RMS VOLTAGE

3010

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i have gear oil pump with single phase motor.some time its motor starts running in reverse direction rather than forward direction...whats the reason behind this issue. 1- either capacitor is week? 2- or winding is week?

1453

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what is the significance of cabability curve of alternator

2269

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HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

1920

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