DWQA Questions

DWQA Questions › Category: Switchgear and Protection
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What is difference between system earthing and equipment earthing?
ResolvedHow Engineering Works asked 7 years ago • 
19300 views3 answers0 votes
What is booster transformer?
ResolvedHow Engineering Works asked 7 years ago • 
3761 views3 answers0 votes
What are incipient faults in power system?
ResolvedHow Engineering Works asked 7 years ago • 
2402 views1 answers0 votes
What is through fault in power system?
ResolvedHow Engineering Works asked 7 years ago • 
4508 views1 answers0 votes
What do you mean by synchronising of alternator?
ResolvedHow Engineering Works asked 7 years ago • 
4315 views1 answers0 votes
What do you mean by Switchgear?
ResolvedHow Engineering Works asked 7 years ago • 
3509 views1 answers0 votes
Why are alternators put in parallel?
ResolvedHow Engineering Works asked 7 years ago • 
4250 views1 answers0 votes
What is the difference between relay and circuit breaker?
ResolvedRavi asked 7 years ago • 
10045 views4 answers0 votes
What is protection in electrical system?
AnsweredHow Engineering Works asked 6 years ago • 
1955 views0 answers0 votes
What is the function of the relay?
AnsweredHow Engineering Works asked 6 years ago • 
3424 views0 answers0 votes
Why is the earth pin on a three pin plug made longer and bigger than the others?
AnsweredHow Engineering Works asked 6 years ago • 
1837 views0 answers0 votes
Why CBCT can’t detect phase to phase fault?
AnsweredKundan asked 7 years ago • 
2554 views2 answers0 votes
What is the difference between single phase and three phase?
AnsweredOlive asked 7 years ago • 
2915 views2 answers0 votes
Define the term sensitivity and selectivity of a relay?
AnsweredHow Engineering Works asked 7 years ago • 
2610 views2 answers0 votes
What is a protective relay?
AnsweredHow Engineering Works asked 7 years ago • 
2979 views2 answers0 votes
What are the major problems associated with HVDC circuit breaker?
AnsweredHow Engineering Works asked 7 years ago • 
3262 views2 answers0 votes
What are the main feature of directional relay?
AnsweredHow Engineering Works asked 7 years ago • 
6039 views2 answers0 votes
What is the difference between phase and line voltage?
AnsweredHow Engineering Works asked 7 years ago • 
7749 views3 answers0 votes
What is the need of providing isolator on the supply sides of the circuit breaker?
AnsweredHow Engineering Works asked 7 years ago • 
4133 views2 answers0 votes
What are the important characteristics of a fuse?
AnsweredHow Engineering Works asked 7 years ago • 
1758 views1 answers0 votes
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