Testing and Commissioning of Electrical Equipments (2180901) MCQs

MCQs of Installation and Commissioning of Rotating Electrical Machines

Showing 41 to 45 out of 45 Questions
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41.
In which of the following enclosure, we can not stop water from entering into the machine?
(a) Open type
(b) Protected type
(c) Screen type
(d) All of these
Answer:

Option (d)

42.
What is IP code in rotating machine?
(a) Degree of Protection
(b) Degree of cooling
(c) Degree of insulation
(d) All of these
Answer:

Option (a)

43.
The designation used for the _____________ consists of the letters IP followed by two characteristic numerals signifying conformity with the conditions.
(a) degree of protection
(b) degree of cooling
(c) degree of insulation
(d) All of these
Answer:

Option (a)

44.
Wha is the indication of the first digit in IP code?
(a) Degree of protection against contact or entry of human body parts and solid object
(b) Degree of protection against ingress of water
(c) Degree of protection against ingress of temprature
(d) All of these
Answer:

Option (a)

45.
Wha is the indication of the second digit in IP code?
(a) Degree of protection against contact or entry of human body parts and solid object
(b) Degree of protection against ingress of water
(c) Degree of protection against ingress of temprature
(d) All of these
Answer:

Option (b)

Showing 41 to 45 out of 45 Questions
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