1)what is hypo test. 2) which cable need to hypo test.3) when hypo test can be done before or after glanding.4) what is the purpose of hypo test.

5 Answers  

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why secondary of open delta pt (two element pt) centre tap is earth what happen when this earth is removed

1 Answers   Essar,

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what is STUB protection in tranmission system and switch yard area?

9 Answers   KSEB, Power Grid,

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how can H.V busbar in a powerstation can be protected?

1 Answers   Unitech,

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What is the value of nuetral current in star connected load when DC is supplied to it???

1 Answers  

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In 3 phase induction motor even with low Voltage it reaches nearly it's rated speed why? (for example instead of 400V it reaches with 250V)

2 Answers  

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how to check IR values in alternator winding?

3 Answers   Birla, Naftogaz,

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ON WHAT BASIS LOADS ARE CLASSIFIED AS RESISTIVE,INDUCTIVE AND CAPACITIVE LOADS?.GIVE PRACTICAL EXAMPLES FOR EACH

6 Answers  

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The power supplied to a 33microF capacitor from a 120V, 60Hz source will be

0 Answers  

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In a ordinary plug can we hold the earth in hane and connect the circuit to supply?will we get a shock?

5 Answers  

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Hi My dear all Friends, There is a question regarding HVAC Engineering and widely used in Power Projects. Question- What is the diffrence Between REF, SEF and Differential Protection....???? Where REF - Restricted Earth Fault SEF - Senstive Earth Fault.

0 Answers  

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Differences between 415v ac and 440v ac

3 Answers  

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