Daily Practice Questions (Part-6) - Light: Reflection And Refraction | Class 10 Physics 2022-23
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In this video,
βοΈ Class: 10th
βοΈ Subject: Physics
βοΈ Chapter: Light: Reflection And Refraction (Chapter 10)
βοΈ Topic Name: Daily Practice Questions (Part 6) - Light: Reflection And Refraction | Class 10 Physics Chapter 10 (2022-23)
βοΈ Topics Covered In This Video (by Vibhuti Ma'am): This Youtube video will be about understanding the fundamentals of Light: Reflection and Refraction for Class 10 students appearing for the year 2022-23 Board Examinations. It will cover the Physics Chapter 10 of the curriculum.By Vibhuti Mam, the video will provide daily practice questions and important tips to understand and get better at this topic. The discussion will be focused on helping Class 10 students in cracking their board exam and scoring excellent grades.
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00:00 Introduction: Light: Reflection And Refraction
00:11 Daily Practice Questions
37:01 Website Overview
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Points covered in this video:-
Daily Practice Questions -
1. Calculate the angle of incidence of light ray incident on surface of a plastic slab of refraction index β3, if the angle of refraction is 300.
a. 600
b. 300
c. 450
d. 900
2. For the same angle of incidence, the angle of refraction in three different media, A, B, C are 100, 250 and 400 respectively. In which medium the velocity of light will be maximum.
a. A
b. B
c. C
d. A & B
3. A light ray is incident on a rectangular glass slab at an angle of 600. What is the angle between the ray coming out of the slab and the normal to the face of rectangular slab from which it comes out?
a. 900
b. 00
c. 450
d. 600
4. If refractive index of medium two is greater than refractive index of medium 1 then in which direction does the refracted ray bend.
a. Always from normal
b. Towards normal
c. Along the normal
d. None of the above
5. What happens to β r if the light incident on the interface normally.
a. β r = 1800
b. β r = 900
c. β r = 00
d. None of the above
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