| ⇦ | 
| ⇨ |
Which of the following is an example of ideal black body?
Options
(a) Kajal
(b) Black board
(c) A pin hole in a box
(d) None of these
Correct Answer:
A pin hole in a box
Explanation:
A pin hole in a box is an example of black body. The pin hole allows radiations of different wavelengths to enter the box. Inside box all the radiations are absorbed. No waves are permitted to escape. Hence it acts like an ideal black body.
Related Questions: - The magnetic susceptibility is negative for
- The device can act as a complete electronic circuit is
- An ac voltage is applied to a resistance R and an inductor L in series
- Which one of the following bonds produces a solid that reflects light in the visible region
- An inclined plane makes an angle of 30° with the horizontal.A solid sphere
Topics: Properties of Bulk Matter
(130)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- The magnetic susceptibility is negative for
- The device can act as a complete electronic circuit is
- An ac voltage is applied to a resistance R and an inductor L in series
- Which one of the following bonds produces a solid that reflects light in the visible region
- An inclined plane makes an angle of 30° with the horizontal.A solid sphere
Topics: Properties of Bulk Matter (130)
Subject: Physics (2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
18000+ students are using NEETLab to improve their score. What about you?
Solve Previous Year MCQs, Mock Tests, Topicwise Practice Tests, Identify Weak Topics, Formula Flash cards and much more is available in NEETLab Android App to improve your NEET score.
Share this page with your friends
Leave a Reply