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Switchgear Protections MCQ
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- 09th Jan, 2023
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Switchgear Protections MCQ Questions
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Practice here the best Switchgear Protections MCQ Questions to brush up your skills. This Switchgear Protections MCQ Test contains 25+ Multiple Choice Questions. Apart from this, you can also download Switchgear Protections MCQ PDF completely free.
Switchgear Protections MCQ
1) Bus coupler is very essential in arrangement ___.
2) Magnetic circuit breaker has ______ trip action.
3) In a circuit breaker the basic problem is to:
4) What is the use of Air blast circuit breaker?
5) Which of the following medium is employed for extinction of arc in air circuit breaker ?
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6) A fuse is never inserted in ____.
7) Fault diverters are basically ____.
8) By which of the following methods major portion of the heat generated in a H.R.C. fuse is dissipated ?
9) Ionization in circuit breaker is facilitated by ___.
10) Arc in a circuit breaker is interrupted at:
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11) What is the use of the delay fuses?
12) Induction cup relay is operated due to changes in:
13) Burden of a protective relay is the power ___.
14) A balanced 3-phase system consists of ____.
15) Admittance relay is directional relay.
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16) The voltage appearing across the contacts after opening of the circuit breaker is called______ voltage.
17) A fuse is connected in __ with circuit.
18) When a transmission line is energized, the wave that propagates on it is:
19) Is A thermal protection switch can protect against overload?
20) Which material is used to made the arcing contacts in a circuit breaker ?
21) What is the primary function of switchgear in a power system?
22) What type of switchgear is used for high voltage transmission and distribution?
23) Which of the following is NOT a type of circuit breaker used in switchgear?
24) What type of switch is commonly used for switching high voltage power in switchgear?
25) What is the main advantage of air-insulated switchgear?
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