Answer Posted / naveen kumar

ASKARELS or PYROCLOR

hai friends i have BSNL JTO exam on next month so if any body have model question paper or give preparation tips to my mail id kumar4486@yahoo.co.in this will helpfull for my future .plz & thank u by kumar

1987

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How do you compute voltage drop and cable size over distance?

2265

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What is the selection process of breakers. Can any one please give a formulation on same?

2155

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What happens if the Capacitive Voltage Transformer Primary neutral is not earthed. There is a CVT between Transformer and source, and the CVT neutral of the transformer is not earthed, does it effect the transformer while charging or does it effect the transformer charging process.

4283

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tan delta equation test on alternators

2215

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What is force on parallel conductors ?

1077

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A 100KVA SINGLE PHASE TRANSFORMER 10000/200V,50HZ REQUIRES 300V AT HV SIDE TO CIRCULATE FULL LOAD CURRENT WITH LV SHORT CIRCUITED.THE INTAKE IS 1000W.THE % OF REGULATION ON FULL LOAD AT 0.8 PF LAGGING WILL BE HOW MUCH AND THE SECONDARY TERMINAL VOLTAGE ON 0.8 PF LEADING WILL BE

2579

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kVA rating of ordinary transformer is increased when connected as an auto transformer because A transformation ratio increased B secondary voltage increased C energy is transferred both inductively and conductively D secondary current increased

2657

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How to decide DO set rating of Transformer?

1658

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why incomer bay is required before transformer bay if there are more than 1 nos. of transformer bay.

3092

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what is the difference between oil surge relay and buchholz relay.

7033

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What is phase cross over frequency?

1128

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What are the functions of temperature scanner in power transformer?

2184

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what is the role and fuction of automatic transfer switch in rotary ups

1931

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If we impress a dc voltage of 230 V on an unloaded 230 V, 50 Hz transformer it wi A give high secondary voltage B burn out C give secondary voltage as per K D none of these

2004

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