why and how current drawn by battery charger depends upon the altitude where it is located?

0 Answers  

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what r the types of transmission line?

28 Answers   DIET, RRB, WAPDA Water and Power Development Authority,

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How can we calculate the rating of a transformer suppose if load is 1000KW?Formula?

3 Answers  

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When we change the tap position of 10MVA transformer it suddenly tripped with Out of step indication and also with Static differential relay indication, Transformer Bucholz relay indn and Low oil level indication. Before 1 week the same problem occured by changing the tap position. but at that time only oltc bucholz relay activated. After testing the TxR Relay team & PET team cant find any solid reason. The values are ok also. So plz answer wat's the reason for this incident? anybody plz help.

3 Answers  

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Alternating voltage and current is which type of quantities?

1 Answers  

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Unit of Magnetic Flux Density a) Tesla b) weber c) Hendry d) Farad

3 Answers   Ecil,

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Frequency of rotor emf in induction motor is around A same as stator frequency B 50% C 5 % or below D 30%

1 Answers   Bhel,

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Why is transformer a machine

1 Answers   Grasim,

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how can we select the appropriate VCB ?

0 Answers   Reliance,

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Why a ballast and ignitor is required in MH and other lighting fixtures

2 Answers   Future Group,

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what is main difference between live tank and dead tank current transformer?

2 Answers   Atul,

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In LT Line What is the minimum clearance required between phase to phase busbar & between Phase to body of the panel? Also between Neutral &phase, & Neutral & body of panel. as per standards.

1 Answers  

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