why should the lowest unit of a testing transformer ( cascaded transformer ) have higher power rating??

0 Answers   TCS,

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Which circuit breaker arc quenching time is low AC or DC breaker?

1 Answers   Deltech,

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1. which type of transformer connection is preferred in case of power supply transformers? (A) Star/Star (B) Delta/Delta (C) Star/Delta (D) Zig Zag/Star 2. In a power transformer usuall which winding is closer to the core? (A) Primary winding (B) Secondary winding (C) Low Voltage winding (D) High Voltage winding 3. The power factor of a purely inductive load is (A) Zero (B) Lagging (C) Leading (D) Unity.

9 Answers   CECRI_Central_Electrical_Research_Institute,

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IN A HT CABLES i.e. 1.9/3/3 kv, what is the meaning of 1.9 and 3.3.

1 Answers  

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How can transformer winding insulation be measured (Delta & Star Connections)?

3 Answers  

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what is bus pt and what is the function of it ???

8 Answers   TATA,

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How to do the meggering for a cable.

6 Answers  

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whu does the power factor of diesel generator always be 0.8. please explain

5 Answers   Dalkia,

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why most of junction box vendors providing T5/T6 Temp class jb's for T3 area any special reason?

0 Answers  

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What is the diffrece between CAPACITOR BANK & CAPACITOR OF MOTOR?

4 Answers  

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In which of the following case, the rotating magnetic field is reversed? A regenerative breaking B plugging C dynamic breaking D forward motoring

0 Answers  

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What is Specific Gravity of the Electrolyte used in Lead Acid Battery????What is Unit????

7 Answers   Emerson,

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