High Speed Very sensitive to The Disadvantage of Air Blast Circuit Long Arcing Both option A interruption is variation of Breaker is time and B not possible. restring voltages.

Introductory Circuit Analysis (13th Edition)
13th Edition
ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
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High Speed
Very sensitive to
Long Arcing
Both option A
The Disadvantage of Air Blast Circuit
5
Breaker is_
interruption is
variation of
time
and B
not possible.
restring voltages.
Stainless steel bellows are connected over
6.
to the moving contact in a Vacuum circuit
Light proof
Sound proof
Leak proof
Heat proof
Breaker as
Recovery voltage is
that
Power
Both option C
High frequency
appears across the contacts of the circuit
frequency
Arc Voltage
and D
transient voltage
breaker after final arc extinction.
RMS voltage
Lower coil
Operating torque in a reactance relay is
Polarizing
Polarizing flux,
Upper coil flux,
flux, Right
produced because of interaction of two flux, Left hand
Right hand
Right hand side
hand side coil
fluxes called
and
side coil flux
side coil flux
coil flux
flux
Identify the distance relay whose operation
is not affected by arc resistance, from the
く×>
くZ→
given symbol.
Protective
devices
should
have
properties to minimise the
High Grade
High speed
Reliable
All of these
effects of faults and other abnormalities in a
power system.
al Examination
nester 2 AY 2018-2019
PW4254)
Transcribed Image Text:High Speed Very sensitive to Long Arcing Both option A The Disadvantage of Air Blast Circuit 5 Breaker is_ interruption is variation of time and B not possible. restring voltages. Stainless steel bellows are connected over 6. to the moving contact in a Vacuum circuit Light proof Sound proof Leak proof Heat proof Breaker as Recovery voltage is that Power Both option C High frequency appears across the contacts of the circuit frequency Arc Voltage and D transient voltage breaker after final arc extinction. RMS voltage Lower coil Operating torque in a reactance relay is Polarizing Polarizing flux, Upper coil flux, flux, Right produced because of interaction of two flux, Left hand Right hand Right hand side hand side coil fluxes called and side coil flux side coil flux coil flux flux Identify the distance relay whose operation is not affected by arc resistance, from the く×> くZ→ given symbol. Protective devices should have properties to minimise the High Grade High speed Reliable All of these effects of faults and other abnormalities in a power system. al Examination nester 2 AY 2018-2019 PW4254)
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