EE MCQ
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The fuse rating is expressed in terms of
current
VAR
voltage
kVA
current
VAR
voltage
kVA
Answer
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The fuse wire, in D.C. circuits, is inserted in
positive circuit only
Both of the listed here
negative circuit only
none of the listed here
positive circuit only
Both of the listed here
negative circuit only
none of the listed here
Answer
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A short-circuit is identified by
heavy current flow
voltage rise
voltage drop
no current flow
heavy current flow
voltage rise
voltage drop
no current flow
Answer
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In Railway applications ______ circuit breaker is used.
bulk oil
SFe
minimum oil
air break
bulk oil
SFe
minimum oil
air break
Answer
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Interruption of large currents by relay requires
wide separation of the opened contacts
arc suppressing blow out coils
high speed opening of contacts
all of these
wide separation of the opened contacts
arc suppressing blow out coils
high speed opening of contacts
all of these
Answer
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