Element of Electrical Design (3160918) MCQs

MCQs of GENERAL DESIGN ASPECTS

Showing 81 to 84 out of 84 Questions
6 7 8 9
81.

How many classes have their temperatures above 150°C?

(a)

2
(b)

4
(c)

6
(d)

3
Answer:

Option (d)

82.

Which insulation class has the lowest and the highest temperature?

(a)

Class Y, Class C
(b)

Class Y, Class H
(c)

Class H, Class C
(d)

Class B, Class H
Answer:

Option (a)

83.

What is the temperature of Class B?

(a)

105°C
(b)

130°C
(c)

155°C
(d)

+180°C
Answer:

Option (b)

84.

Which among the following is the example of Class Y?

(a)

mica
(b)

glass
(c)

Paper
(d)

Teflon
Answer:

Option (c)

Showing 81 to 84 out of 84 Questions
6 7 8 9