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Switchgear and Protection

DWQA Questions

DWQA Questions › Category: Switchgear and Protection
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What is difference between system earthing and equipment earthing?
Resolvedadmin asked 5 years ago • 
16833 views3 answers0 votes
What is booster transformer?
Resolvedadmin asked 5 years ago • 
3378 views3 answers0 votes
What are incipient faults in power system?
Resolvedadmin asked 5 years ago • 
2035 views1 answers0 votes
What is through fault in power system?
Resolvedadmin asked 5 years ago • 
4050 views1 answers0 votes
What do you mean by synchronising of alternator?
Resolvedadmin asked 5 years ago • 
3810 views1 answers0 votes
What do you mean by Switchgear?
Resolvedadmin asked 5 years ago • 
3197 views1 answers0 votes
Why are alternators put in parallel?
Resolvedadmin asked 5 years ago • 
3990 views1 answers0 votes
What is the difference between relay and circuit breaker?
ResolvedRavi asked 5 years ago • 
9398 views4 answers0 votes
What is protection in electrical system?
Answeredadmin asked 5 years ago • 
1723 views0 answers0 votes
What is the function of the relay?
Answeredadmin asked 5 years ago • 
3192 views0 answers0 votes
Why is the earth pin on a three pin plug made longer and bigger than the others?
Answeredadmin asked 5 years ago • 
1614 views0 answers0 votes
Why CBCT can’t detect phase to phase fault?
AnsweredKundan asked 5 years ago • 
2307 views2 answers0 votes
What is the difference between single phase and three phase?
AnsweredOlive asked 5 years ago • 
2650 views2 answers0 votes
Define the term sensitivity and selectivity of a relay?
Answeredadmin asked 5 years ago • 
2366 views2 answers0 votes
What is a protective relay?
Answeredadmin asked 5 years ago • 
2658 views2 answers0 votes
What are the major problems associated with HVDC circuit breaker?
Answeredadmin asked 5 years ago • 
2891 views2 answers0 votes
What are the main feature of directional relay?
Answeredadmin asked 5 years ago • 
5222 views2 answers0 votes
What is the difference between phase and line voltage?
Answeredadmin asked 5 years ago • 
7221 views3 answers0 votes
What is the need of providing isolator on the supply sides of the circuit breaker?
Answeredadmin asked 5 years ago • 
3727 views2 answers0 votes
What are the important characteristics of a fuse?
Answeredadmin asked 5 years ago • 
1500 views1 answers0 votes
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