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?

1414

with out colour codeing on conductor how can be find what is r,what is b,what is y phases.....

1959

How does a battary stores charge in it? please explain in simple manner and in detail.thanks

1987

HELLO SIR, IAM PREPARING HPCL EXAMS. SO PLS SEND MATERIAL OF HPCL ELECTRICAL ENG..TO VIJAY_8888@YMAIL.COM

1871

what is the synchronous timer ? and it applications.

2403

what is settable hystersis protection? If any body knows plz kindly post the answer..

2067

What are the components of feedback control system?

1093

What is different between resistance grounding system and resistance earthing system?

1155

To prove the capacity of a 10MVA transforemr with 6.5% impedance by a short circuit test how much power is needed to inject an impedance voltage if we have to arrive for its rated current?

1922

write a c++ code that receives an integer number and display the sum of the number and its revers integer?

2046

What are the transformer losses?

1179

What is the different between digital phase converter and ordinary phase converter?

1164

HOW THE OLTC TRANSFORMER SAVE ENERGY IN COMPARISON TO OFF LINE TRANSFORMER AND IS IT ECONOMICAL TO REPLACE THE OFF LINE TRANSFORMER TO OLTC TRANSFORMER

2200

What type of pipe material G.I or M.S is used for sprinkler system?

9271

The size and construction of bushings in a transformer depend upon?

1777