Slipring moter find external resistance

1 Answers  

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why extension in transmission tower is made?

1 Answers  

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id: vsujith_rajan@yahoo.co.in

3 Answers   RRB,

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will there be any problem by recovering slip from single phase induction motors?

0 Answers  

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what is ATS?and its function or operation in power system with its layout.

1 Answers   DLF,

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what is the function of mccb?

6 Answers  

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Which system use dc to dc high voltage gain A. Solar system B. Battery backup

1 Answers  

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What is VCB? Where it is installed?

11 Answers   Hyundai,

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1.dg on load alarm/stop alarm... 2.dg on load. piu alarm alarm kaise chek krte hai

0 Answers   GTL,

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Suppose a 3 phase, 2 pole, 440V induction motor is driving a flywheel of 600mm diameter, 150kg mass. By using v-belt and pulley, the speed is increased to 4500 RPM. What will be the effect on motor current?

0 Answers  

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According to IEC60034-14, When the vibration monitoring system required for motor Bearing. above which KW, it is required? and for what type of bearing the vibration probe is provided.

0 Answers  

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What is the lifetime of a Thyristor? Is there a recommended lifetime for thyristors after which they should be replaced?

0 Answers  

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