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 6 years ago • 
19231 views3 answers0 votes
What is booster transformer?
ResolvedHow Engineering Works asked 6 years ago • 
3715 views3 answers0 votes
What are incipient faults in power system?
ResolvedHow Engineering Works asked 6 years ago • 
2361 views1 answers0 votes
What is through fault in power system?
ResolvedHow Engineering Works asked 6 years ago • 
4451 views1 answers0 votes
What do you mean by synchronising of alternator?
ResolvedHow Engineering Works asked 6 years ago • 
4268 views1 answers0 votes
What do you mean by Switchgear?
ResolvedHow Engineering Works asked 6 years ago • 
3472 views1 answers0 votes
Why are alternators put in parallel?
ResolvedHow Engineering Works asked 6 years ago • 
4211 views1 answers0 votes
What is the difference between relay and circuit breaker?
ResolvedRavi asked 7 years ago • 
9958 views4 answers0 votes
What is protection in electrical system?
AnsweredHow Engineering Works asked 6 years ago • 
1918 views0 answers0 votes
What is the function of the relay?
AnsweredHow Engineering Works asked 6 years ago • 
3388 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 • 
1802 views0 answers0 votes
Why CBCT can’t detect phase to phase fault?
AnsweredKundan asked 6 years ago • 
2511 views2 answers0 votes
What is the difference between single phase and three phase?
AnsweredOlive asked 6 years ago • 
2867 views2 answers0 votes
Define the term sensitivity and selectivity of a relay?
AnsweredHow Engineering Works asked 6 years ago • 
2571 views2 answers0 votes
What is a protective relay?
AnsweredHow Engineering Works asked 6 years ago • 
2929 views2 answers0 votes
What are the major problems associated with HVDC circuit breaker?
AnsweredHow Engineering Works asked 6 years ago • 
3222 views2 answers0 votes
What are the main feature of directional relay?
AnsweredHow Engineering Works asked 6 years ago • 
5985 views2 answers0 votes
What is the difference between phase and line voltage?
AnsweredHow Engineering Works asked 7 years ago • 
7699 views3 answers0 votes
What is the need of providing isolator on the supply sides of the circuit breaker?
AnsweredHow Engineering Works asked 6 years ago • 
4096 views2 answers0 votes
What are the important characteristics of a fuse?
AnsweredHow Engineering Works asked 6 years ago • 
1717 views1 answers0 votes
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