Answer / sunil jagtap

Main two types of cooling

a) Air cooled
b) Water cooled

Central Ac plants
a) Screw type chiller plants
b) Reciprocating chiller plants
c) Fan coil units

What range of speed can you get with the armature control method of speed control of d.c. Shunt motor?

0 Answers  

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watt meter have 4 terminals what there name??? and what theses 4 terminals indicates ?? and why 2 terminals are short circuited??

1 Answers  

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How do you connect the capacitors on polyphase circuits?

10 Answers   L&T, Transco,

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If the supply voltage is same (say 440V) whether a system designed for 60 Hz frequency will work with 50 Hz frequency or not , if so pl. give clarification.

11 Answers   ABB,

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

1 Answers  

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What is diode fuse ? How it is working?

1 Answers   Hyundai, LG,

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Could u pls tell me the NPCIL electrical engineering interview questions for Executive trainee, and also guide me how to face the interview.

0 Answers  

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what is meant by LT & HT?

5 Answers   ABB,

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What is the impedence of Transformer?

2 Answers  

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ho w to make Incident and accident reporting

1 Answers  

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25 kvar capacitor , how much current ? For 25 KVAR--Capacitor I = ?

3 Answers  

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if the power factor is .88 i want to increase the power factor to .99 what number of capacitor is to add?

3 Answers   Amway,

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