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Question
how can we change the rotating direction of single phase AC 
induction motors?
 Question Submitted By :: Sheik
I also faced this Question!!     Rank Answer Posted By  
 
  Re: how can we change the rotating direction of single phase AC induction motors?
Answer
# 1
by changing capacitor lead connection we can change the 
direction of the the motor.
 
Is This Answer Correct ?    3 Yes 1 No
Sanjay
 
  Re: how can we change the rotating direction of single phase AC induction motors?
Answer
# 2
We have to interchange either starting winding connection 
or running winding connection.But not both.
 
Is This Answer Correct ?    8 Yes 0 No
Mani
 
 
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
What happens when the field of an alternator connected to infinite bus is suddenly removed?  3
Name different types of circuit breakers and their voltage ratings? NTPC1
In a parallel circuit dc circuit with two resistors, if you know the voltage, amperage, and one resistors ohms, what formula is used to find the second resistors ohms?  3
Why Hg means mecuiry used in vaccum mesuring unit? Manhattan2
what is phase to phase fault? what is line to line fault?  3
whats the advandage of PMG in alternator?  1
working of a diesel generator. CTS6
Whats the principle of lightning? How protection against lightning is achieved? Types of protection? How to select the height of lightning spike? as per the area. HAL2
what is the diff. btwn. electronic regulator and ordinary rheostat regulator for fans?  1
why transformer rating in kva ? RRB5
Explain the working principle of Synchronous Generator and Assynchronous generator?  5
how to write program by ladder logic in case of PLC operation Gridco2
How can calculate ups battery back up time?  2
What is the difference between grounding & earthing?  2
In India,we use 230V,50HZ,where as many other countries use 110V,60HZ what r d advantages and disadvantages of each of them?  3
What is the usega of brking resistor? and how it will useful to Drive...?  1
What is meant by regenerative braking?  1
why we generally use 3.5 core cable or in other word 1/2 core for neutral and also confirm me that in balance conditiob(3 phase)current in neutral will zero  3
how set earth fault over current in relay Reliance3
Re: can you give main difference between ELCB 2pole And RCCB 2pole? And how this devices operated?  1
 
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