| ⇦ | 
| ⇨ |
Light with an energy flux of 25×10⁴ Wm⁻² falls on a perfectly reflecting surface at normal incidence. If the surface area is 15 cm², the average force exerted on the surface is
Options
(a) 1.25 x10⁻⁶ N
(b) 2.50 x10⁻⁶ N
(c) 1.20 x10⁻⁶ N
(d) 3.0 x10⁻⁶ N
Correct Answer:
2.50 x10⁻⁶ N
Explanation:
No explanation available. Be the first to write the explanation for this question by commenting below.
Related Questions: - Cathode rays are produced when the pressure is of the order of
- The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down
- In one dimensionsal motion,instantaneous speed v statisfies 0⦤v⦤vₒ
- A astronomical telescope has objective and eye-piece of focal lengths
- Wave nature of light is verified by
Topics: Electromagnetic Waves
(28)
Subject: Physics
(2479)
Important MCQs Based on Medical Entrance Examinations To Improve Your NEET Score
- Cathode rays are produced when the pressure is of the order of
- The ratio of the acceleration for a solid sphere(mass m and radius R)rolling down
- In one dimensionsal motion,instantaneous speed v statisfies 0⦤v⦤vₒ
- A astronomical telescope has objective and eye-piece of focal lengths
- Wave nature of light is verified by
Topics: Electromagnetic Waves (28)
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