What is meant by cold loop test in instrument

0 Answers   Transnet,

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What is the formula to find out cross sectional area of cable for certain current rating?

1 Answers   MRF,

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a 3 phase slip ring induction motor is wound for 4 poles on stator and 6 poles on rotor; when 3 phase balanced voltage source at 50 hz is applied to motor it will run at a)1500rpm b)1000rpm c)750 rpm d)zero rpm

13 Answers   Essar, PSPCL, PSTCL,

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How many types of Transformers are there?

8 Answers  

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why the starting voltage drop in a cable needs to be limited?what is percentage of the voltage drop allowed during starting?

0 Answers  

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kva/kvr

2 Answers  

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what is the difference between current rating and breaking current of an MCCB? and for a known load how to calculate the current rating of a MCCB?

1 Answers   HPL,

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USE OF 8 WAY PAN ASSEMBLY

0 Answers   TCS,

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what is slip ring induction motor? How it works?

1 Answers  

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How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.

2 Answers  

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two transformer connected in parallel.tap change are different.if i want to on the buscoupler what happen?

1 Answers   Essar,

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To have variable speeds we use a. Induction motor b. Traction motor c. Shunt motor

1 Answers  

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