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Question
what are adantages of OC and SC test over the load test?
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
we can calculate the performence and efficiency of machines
with out applying the loads.
 
Is This Answer Correct ?    15 Yes 0 No
Karthik_elec
 
Answer
# 2
By OC test gives Core + Hysteresis loses and SC test gives
Total Copper losses.
 
Is This Answer Correct ?    10 Yes 0 No
Raju
 
 
 
Answer
# 3
oc test used to calculate core loss & sc to calculate
copper loss its helps to find efficiency
 
Is This Answer Correct ?    6 Yes 2 No
Jagan
 
Answer
# 4
to find out core and coper loss 
Is This Answer Correct ?    2 Yes 2 No
Waseem Ahmed
 
Answer
# 5
directly loading is avoided such that our equipment can be
tested most economically
 
Is This Answer Correct ?    7 Yes 10 No
Surendra
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
could any one explain me what power factor and where it is use ful   2
How to calculate the rating of ELCB OR RCCB for an equipment?   2
If current flows through conductor it produce magnetic field only.but if current flows through vaccum both magnetic & electrical field produce why ? NTPC 4
wht is this amps in power consuption and how can we convert that into consuption hours ? i am a sales executive of a energy saving lamps . KSEB 5
What is a LBB protection and why it is used? Gridco 2
Can i get some examples of mechanical devices?   1
what is the reason of current flow in nutral although load is balanced (three phase equal current)   3
is it possible to run the any motor when winding grounded? how?   1
why neutral busbar size is half of the phase busbar size in control panels IBS 1
Can someone tell me how to calculate the size of a power cable? What are the factors involved in cable sizing?   5
why excitor coil of an alternator can fail   2
what will happen if ac power supply is given to the rotor of an alternator Goldman-Sachs 1
 
For more Electrical Engineering Interview Questions Click Here 
 
 
 
 
 


   
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