Answer Posted / gurumoorthi

connect ammeter in series with the motor.....

How to calculate Number of Earthing Pits....???

1573

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What is the basic of DTH.

2299

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we use 400/5A ct and 35/roor3KV,/0.1/root3KV,0.1/root3KV pt ratio. What is the multiple factor of this meter.

1990

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limitation of conductor height on ground when we consider EMC

2023

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Please explain me abt PQ diagaram in the power sector.

2401

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if i get a drop in my 1st year and the i clear my 2nd year and 3rd year all clear and i dont have any back logs so can i be able to sit in campus selection??

1837

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what is deffrence between squirral cage and wound rotor in IM?

1949

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I have motor 1500 HP and , 4160 V , 60 HZ , then i need the rating of transformer which can feed that motor ??

1928

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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?

1386

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I need to connect a synchronous generator to the grid using automatic synchronization and two circuit breakers (one for synchronization, one for end connection to the grid), how to determinate the required diameter of the cables?

2199

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how to determine Sq.mm size of finolex power cables.

1993

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PLEASE SEND THE PREVIOUS YEARS QUESTION PAPERS OF RRB JUNIOR ENGINEER-ELECTRICAL

1874

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dear sir/madam i want to get some knowledge about RRB EXAMINATION(section engineer) 1- what is minimum cut off 2- wht portion is major portion . 3- can any body provide Sample paper. thanks & regards ashish

2339

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Explain the functioning of diode?

1061

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What is inrush current?

1153

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