Related Questions

Magnetic circuit breaker has ______ trip action.
A delayed
B instantaneous
C both of the above
D none of the above
Thermal conductivity based continuous flue gas analyser makes use of varying thermal conductivity of the constituents of flue gases. Which of the following constituents of flue gases has the maximum thermal conductivity?
A CO2
B N2
C O2
D CO
Circuit breaker in a stock exchange works as -
A a medium to spilt stocks
B An obstacle to excessive change in share price
C A policy for broker houses
D A constraint to issue bonus shares
Circuit breaker in a stock exchange works as ----
A A medium to split stocks
B An obstacle to excessive change in share price
C A policy for broker houses
D A constrain to issue bonus shares
The use of high speed circuit breaker -
A reduces the short circuit current
B increase the short circuit current
C improves system stability
D decrease system stability
Circuit breaker is the team generally used in:
A Stock Exchange
B Commercial
C Insurance Company
D Leasing Company
A circuit breaker is a
A Switch
B Resistor
C Fuse
D Resettable protective device
In a circuit breaker the basic problem is to
A maintain the arc
B extinguish the arc
C transmit large power
D emit the ionizing electrons
The arcing contacts in a circuit breaker are made of
A copper tungsten alloy
B porcelain
C electrolytic copper
D aluminium alloy
Air blast circuit breaker is used for
A over currents
B short duty
C intermittant duty
D repeated duty

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