Testing and Commissioning of Electrical Equipments (2180901) MCQs

MCQs of Installation of Electrical Equipment

Showing 51 to 60 out of 68 Questions
3 4 5 6 7
51.
What is the difference between megger and earth tester?
(a) measuring principle is different
(b) measuring quantity is different
(c) measuring range is different
(d) All of these
Answer:

Option (c)

52.
Megger and Earth tester having a _________ and _________ terminal leads respectively for the measurement purpose.
(a) 3, 3
(b) 2, 2
(c) 2. 4
(d) 2, 3
Answer:

Option (c)

53.
What is common between Megger and Earth Tester?
(a) Same Construction
(b) Same Working principle
(c) Same Application
(d) All of these
Answer:

Option (b)

54.
Following instument are known as __________________ instument. 1. Wire Gauge, 2. Current Transformer, 3. Potential Transformer, and 4. Multimeter
(a) Measuring
(b) Testing
(c) Calibrating
(d) All of these
Answer:

Option (a)

55.
Multimeter is basicaly a ___________ instrument.
(a) PM
(b) MI
(c) PMMC
(d) Induction type
Answer:

Option (c)

56.
How Multimeter is different than Megger?
(a) can measure the continuity
(b) can measure the resistance
(c) can measure the numbers of different quantities
(d) work on DC supply
Answer:

Option (c)

57.
___________ is the process of aligning two or more shafts with each other to within a tolerated margin.
(a) Shaft alignment
(b) Shaft balancing
(c) Shaft Coupling
(d) All of these
Answer:

Option (a)

58.
What is the main goal of the Shaft Alignment?
(a) connect the motor to the driven equipment
(b) efficient transmission of power from the motor to the driven equipment
(c) creat speed variation from the motor to the driven equipment
(d) All of these
Answer:

Option (b)

59.
The centrelines of the motor and the driven equipment shafts are not in line with each other is known as
(a) Incorrect Coupling
(b) parallel coupling
(c) Incorrect alignment (Misalignment)
(d) parallel alignment
Answer:

Option (c)

60.
Misalignment between the motor and driven equipment produces
(a) excessive noise & vibration in the machines
(b) excessive temperature in coupling & bearing of the machines
(c) premature failure of the bearing, coupling, & shaft of the machines
(d) All of these
Answer:

Option (d)

Showing 51 to 60 out of 68 Questions
3 4 5 6 7