EASY
10th Chhattisgarh Board
IMPORTANT
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Light rays falls normally on plane mirror; the angle of reflection will be (180/90/0) degree .

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Important Questions on Light: Reflection and Refraction from Plane Surface

EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 2
For _____ (total internal reflection / total internal refraction) to take place, the light should travel from a denser medium to a rarer medium. 
EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 3
What are the laws of reflection?
EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 4
What are the laws of refraction?
EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 5
The refractive indices of medium A and B are nA and nB respectively. From going which medium to which medium total internal reflection is possible? Given that nA>nB.
EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 6
What is the total internal reflection and what are the necessary conditions for it to take place?
EASY
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 7
Give two examples where refraction is seen in daily life.
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 8
What do you understand by critical angle?
MEDIUM
10th Chhattisgarh Board
IMPORTANT
Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 9
Light travels from air to glass slab having refractive index of 1.50. What will be the speed of light in glass in the order of 108 in m/s? Speed of light in vacuum is 3×108 m/s.