Answer Posted / rakesh kumar c attingal

single phase preventer used to stop the working of 3 phase
motor in the absence of supply in one phase.

which network topology offers the greatest level of tolerance?

2221

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my diploma certificate in my higher education college

1664

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wish of these transformer uses oil?

1670

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An impedance of 100 ohms resistance and an unknown inductance is connected across the capacitor. The resulting impedance is a pure resistance of 500 ohms ifω = 10^5 rad/sec. calculate the values of inductor and capacitor.

1465

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what is transient stability analysis means?

2190

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As per standard, transformer body earthing and other Equipment earthing (Equipment earthing) did not connect. but in LT side termination we are doing metal glanding in both side Transformer to PCC Panel through armoured cable, now X'mer body earthing and PCC Pane earthing (Equipment earthing) both are connect.is this safe for X'mer or other equipment?

1811

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If we need4× 50mm sq cable but it's not available so we can pull 4×25mm sq 2cables

1546

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what is the difference between vector scale and vector diagram?

4514

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1.why we are using metal oxide gapless block in lightning arrester,2.What is minimum and maximum rating of metal oxide blocks using in india

2017

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What is creepage distance..... what will be the value for different voltage level

2021

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what is V.L.F. testing of power cable? do you know the voltage ratings, like for what rating and size of cable what rating of V.L.F. testing is used?

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How each of the following losses occur in d.c machines (i) copper (2)core (3) windage (4)friction please help me

2084

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What is the difference between Static and servo controlled voltage stablizer?

2222

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How would you relate your key competencies to this position?

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I Just want do EHS Certified Certification Distance Course From Govt approved,so can any body provide me details.

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