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Question
What is the meaning of ST and HT in electrical transmission 
and what are thier range.
 Question Submitted By :: Electrical-Engineering
I also faced this Question!!     Answer Posted By  
 
Answer
# 1
ST means sub station transmission it's range 11KV to 33KV
HT means High voltage Transmission line it's range 110 to
400KV.
 
Is This Answer Correct ?    24 Yes 15 No
Sunil Kumar Das
 
Answer
# 2
ans first is correct 
Is This Answer Correct ?    4 Yes 2 No
Pukilu
 
 
 
Answer
# 3
I AM GETTING CONFUSION WHICH ANSWER IS CORRECT IN BETWEEN 1 AND 2.WIL ANY ONE CONFORM ME AND GIVE ME CLARIFICATION,ABT ST AND HT. 
Is This Answer Correct ?    3 Yes 2 No
Nagarjuna
 
Answer
# 4
ST means super transmission having range above 400 KV and
HT means high trannsmission having range 132 to 400 KV
 
Is This Answer Correct ?    10 Yes 10 No
Sanjay Talwaria
 
Answer
# 5
ans second is correct. 
Is This Answer Correct ?    0 Yes 5 No
Saireen
 

 
 
 
Other Electrical Engineering Interview Questions
 
  Question Asked @ Answers
 
Why HT motor is connected in Star? Equate 3
what is the difference between equipment earth and system earth.   1
We have a bank capacitor rating of 60 KVAR for a overall load of 160 KVA and we have connected three loads of 50KVA each. We would like to auto matically correct PF using APFC. How do we design it?   2
Why DG set rating in KVA Crompton-Greaves 11
what is ht breaker   6
How the main bus bar rating of 400kV switchyard with one and half breaker scheme is calculated.   2
they conducted technica for 1 hour..i also managed..they selected 5 boys and only one girl,myself got wait listed.whether they would call or not MAHINDRA 2
Based on CPI/CGPA they shortlist the candidates & than directly start Interview so there is no Written Exam or GD Only PI.Interview held @ MNNIT , ALLAHABAD On-Campus on 6th,Aug, 2007 & the Questions asked to me by Interview Board ( 4 People) are from HR/SummerTraining/BTP/Subject-core, POWER SYSTEM & MACHINE. time duration of I/V is about 15-20 Minutes. HR- Q.1 Name,hobbies & About family background ? Q2.What u know abt NTPC ?? Q3.Why u want to choose NTPC as ur Carrier's starting i.e power sector not any other Oragnisation or sector ?? Techincal Questions- Q1.What is the reason for transformer Noise ?? Q2.Which material is used for making Transformer oil & How u measure its dielectric strength & Name the test ? Q.3 Which Machine u will prefer 2 use if flammble gases are coming out at a place & why ?? Q4.What is relation b/w Transmission Lines & Communication Lines ? Q5.What is the maximum capacity Synchronus Machine & total powerGeneration in our country ? Q.6 In india Power generation is at 50Hz while in America its 60 hz ,why so ?? Advantage or disadvantage ?? Q.7 Maximum Generation Voltage in india ? Q8. What is the Voltage regulation & why its required n how much is permissible ? & causes of voltage variation ?? Q.9 Why electric shock is feel ?? n in a Electric Train why we didnt feel that ? Q.10 Have u seen/ experience of any power plant/ industry related to the power sector ? so these are the questions which not too diffcult i think was asked to me. NTPC 6
why transformer rating in kva   4
What should be distance required in between two phase of HT cionductors in open area??????   3
What is ac and dc drive.   1
2. If 8.35%Z means the percentage impedance of 132/11kV transformer self,will like to reconfirm the percentage impedance that is supplied from power company?   2
 
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