what is the difference between old fan regulator and new fan regulator

1 Answers  

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A 230V dc shunt wound motor has an armature resistance of 0,15Ω.When operating on no load at 650 rev/min the armature current is 6A . The motor takes a full load current of 85A. Calculate the full load speed if the field flux is (i) maintained constant (ii)reduced by 0,03

0 Answers  

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In a incandescent bulb, if the glass is punctured, and then power is supplied, the tungsten filament blows up with a flash.Why?

2 Answers  

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what r the earthing required for commissioning of D.G set?

5 Answers  

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what rectifiers is and what are the types of rectifiers?

0 Answers  

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What is the use of Isolation Transformer, and Neutral is using for return path, finally this current is going.... but same time the voltage of the neutral should be below 1 V...

6 Answers  

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Iam Preparing For Ap Transco Assistant Engineer (ELECTRICAL) Exam how To Prepare What Is The Refernce Books.can You Give The Advises To Me.tahnk You. This Is Radhika Iam Preparing For Ap Transco Assistant Engineer (ELECTRICAL

2 Answers  

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What is the gain of 1-s/1=s at 1 rad/sec?

3 Answers   NPCIL,

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I HAVE 2 nO'S OF SYSTEMS, HOW MUCH UPS CAPACITY REQUIRED ALONG WITH 400WATTS ANOTHER LOAD? PLEASE GIVE THE FORMULA?

1 Answers  

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please give me solution to rectify the emi(electromagnetic interference)

0 Answers   Powergear,

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why d.c motor speed decress with increass in load?

1 Answers  

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How can I calculate the Mega watts required to run a plant having many electric motors and other electrical components.

0 Answers   ISS,

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