By | June 11, 2020
0%
2
Created by Surendra

Electric Illumination Quiz in English Set 1

All Important Question Answers for Electrician Related Exams

1 / 20

Illumination level required for precision work is around

2 / 20

Luminous efficiency of a fluorescent tube is

3 / 20

The illumination is directly proportional to the cosine of the angle made by the normal to the illuminated surface with the direction of the incident flux. Above statement is associated with

4 / 20

Candela is-the unit for

5 / 20

The unit of solid angle is

6 / 20

Melting temperature of tungsten is

7 / 20

Which of the following lamp gives nearly monochromatic light ?

8 / 20

One lumen per square meter is the same as

9 / 20

The illumination level in houses is in the range

10 / 20

Candela is the unit of

11 / 20

Light is produced in electric discharge lamps by

12 / 20

Which of the following will need the highest level of illumination ?

13 / 20

Lumen/watt is the unit of

14 / 20

Carbon arc lamps are commonly used in

15 / 20

The color temperature of day light is around

16 / 20

Which of the following will need lowest level of illumination ?

17 / 20

Radiant efficiency of the luminous source depends on

18 / 20

The unit of luminous flux is

19 / 20

Light waves travel with a velocity of

20 / 20

Which photometer depends for its operation on Inverse Square Law ?

कृपया सही सूचना भरें ताकि सर्टिफिकेट ईमेल पर भेजा जा सकें।

Your score is

0%

आपको यह क्विज अच्छी लगी तो 5 स्टार रेटिंग जरुर दें । 

Leave a Reply

Your email address will not be published. Required fields are marked *