Power Quality and Management (2180911) MCQs

MCQs of Distributed Generation and Power Quality

Showing 1 to 10 out of 19 Questions
1 2
1.
What is the permissible limit of voltage variations allowed in the distribution systems?
(a) ± 10 %
(b) ± 2 %
(c) ± 6 %
(d) ± 5 %
Answer:

Option (c)

2.
Which of the following is not installed in substation
(a) series capacitor
(b) voltage transformers
(c) excitors
(d) Shunt reactors
Answer:

Option (c)

3.
Which distribution system is energised by two or more generating stations or substations?
(a) Ring main system
(b) All of these
(c) Interconnected systems
(d) Radial systems
Answer:

Option (c)

4.
In a tap changing transformer, the tappings are provided on _________.
(a) High voltage winding
(b) Primary winding
(c) None of these
(d) Secondary winding
Answer:

Option (a)

5.
Ferranti effect can be reduced by which of the following method?
(a) Series Reactor
(b) Shunt Capacitor
(c) Series Capacitor
(d) Shunt Reactor
Answer:

Option (b)

6.
Which distribution system is commonly used?
(a) ring
(b) parallel
(c) mesh
(d) radial
Answer:

Option (d)

7.
Which of the following materials is not used for transmission and distribution of electrical power ?
(a) Tungsten
(b) Copper
(c) Steel
(d) Aluminium
Answer:

Option (a)

8.
High voltage transmission lines use _________.
(a) Pin insulators
(b) Suspension insulators
(c) None of these
(d) Pin insulators & Suspension insulators
Answer:

Option (b)

9.
Which component connects the substation to the area where power is to be distributed?
(a) Feeders
(b) Distributors
(c) All of these
(d) Service mains
Answer:

Option (a)

10.
A bus bar is rated by
(a) None of these
(b) current, voltage and frequency
(c) current
(d) current and voltage only
Answer:

Option (d)

Showing 1 to 10 out of 19 Questions
1 2