Answer / madhan

NC (Tape process) machine doesn't have memory control, but
CNC machine have. So you can call anytime already created
program and then modify. If you programmed by NC machine,
you have to store the program separately. And now days CNC
machine habe many features.

Answer / vijay

NC means numerical control and cnc means compurised
numerical controls.NC control evaluate before cnc. where
part program changed by using PC or LAPTOP.it take more
time to new setup and man machine interface is not there.
but in cnc there is facility change program and see the
control status on the screen directly.

th how could we differentiate between armoured copper and armoured aluminium cable what is the basic application? why we prefer the armoured copper as compared to armoured aluminium.

0 Answers   HMC,

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our company have 750 kva oil transformer.still we have facing a problem that is when voltage is 11.5 kv coming from HT side then LT-side voltage is 420v or above at tape 1.please give me best solution to decrease the voltage.

3 Answers  

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Why electrical engineer use Cu Strip for transformer neutral why not GI Strip? What if we use GI instead of Cu does it affects the transformer performance.

7 Answers  

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What is rotating magnetic field?Discuss elaborately.

0 Answers  

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2.5mva transformer is installed in our company with oltc but it is not working in auto mode ,it is operative in manual mode control wiring is done how can i rectify it?

5 Answers   Imdaad,

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Can you explain the phase displacement between primary and secondary of power transformer of any vector group(for ex)?

1 Answers  

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Iwould like to know barc interview questions

0 Answers   BARC,

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EARTH AND NEUTRAL ARE JOINTED OR NOT?

7 Answers  

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What are safety seals?

1 Answers   HSL,

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how to check ac servo motor

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how can we select the appropriate VCB ?

0 Answers   Reliance,

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define electrical field?

6 Answers   L&T,

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