Answer / n k singh

Underreach and overreach is the ability of distance relays
to operate below and above designed impedance.As we know
the impedance relay operates when impedence seen by the
relay is equal to designed impedance.

Why Two Transformers aside shoud be supperated by concreted wall?

5 Answers  

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Whether the Dc motor Droping the power factor like AC motor if lot of motor running in factory is it necessary to connect capacitor bank

2 Answers  

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1) What is difference b/w impedence relay and differential relay? 2) what are substations equipments? 3) what is difference b/w circuit breaker and isolator? 4)what are the types of circuit breakers? 5) which medium is mostlty used in circuit breakers and why it is used?

1 Answers   NTDC,

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What is the relation between frequency and motor rpm?

0 Answers  

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If the primary side current of 33/11 transformer is 64 amps then what will be secondary side current?

2 Answers  

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in our all power plant have connected in grid and grid voltage and plant voltage is same, but as per as electrical concept the power will transmit from high potential to low potential but here altough same,then how power transmit from power plant to grid.

0 Answers  

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No load test of induction motor is carried out to compute= A stator resistance B rotor resistance C magnetizing reactance D rotor reactance

1 Answers  

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Our Company's Contract Demand is 110 kVA. We use 12 Capacitors each of 12.5 kVAr Capacity to maintain Power Factor of 0.99. So, what steps should we take so that our Contract demand does not exceed 110 kVA?

1 Answers   Jindal,

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what can be the causes of capacitor start motor having a higher current that its actual

0 Answers  

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why would amp draw on neutral wire be as much as amp draw on the hot leg.

0 Answers  

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when we should use Central Battery system and UPS system and why? in other words, what are the differences between the two systems?

1 Answers  

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tell me the various standerd of CT ratio

1 Answers   ICA,

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