Answer / lux

it is grounded at regular intervels in order to assure the
workman's safety..

Answer / naresh

it is grounded to leakage voltage

Answer / ansar ghulam

because equipments is earth due to safty of workmen ship.

Why CT secondary should not be kept open?

7 Answers   Anna University,

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What is diversity factor in electric installations?

0 Answers  

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How does a diesel generator works?

1 Answers  

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ii) A shunt motor supplied at 230V, runs at 900 rpm when the current is 30A. The resistance of the armature is 0.4 ohms. Calculate the resistance required in series with the armature to reduce the speed to 600 rpm, assuming that the armature current is then 20A. [12]

0 Answers  

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what is difference between di electric and insulator?

2 Answers   Greenko,

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Why is copper a better conductor of electricity than aluminium?

5 Answers   AES,

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give 5 differences between relay and contactor

1 Answers   Texas,

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if any leas acid battery is having low or high sp.gravity taen what will be effect of battery and why

4 Answers   CFCL,

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How the circuit breaker is selected for Induction motor of 100 kW, 415 volt, 0.85 power factor, 0.95 efficiency ?

0 Answers  

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If 24 KVA AVR having Input voltage 200-400v, Output voltage 415+-1%, what will be the voltage if Load is 13A.

0 Answers   Sterling Wilson,

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what is the effect of leading power factor

3 Answers   Aurobindo, R L Steels and Energy,

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What happens if we run alternator on under frequency? 

0 Answers   SRHHL,

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