Give two examples where refraction is seen in daily life.

Important Questions on Light: Reflection and Refraction from Plane Surface

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 ${10}^8$ in $\mathrm{m}/\mathrm{s}$? Speed of light in vacuum is $3\times {10}^8 \mathrm{m}/\mathrm{s}$.

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 10

Refractive index of diamond is $2.42$. Explain this statement.

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 11

A light ray travelling in the air enters the ice. Will the light ray move away from the normal or towards the normal? Why?

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 12

If we increase the distance between the plane mirror and the object, then what would be the effect on the distance between the image and object?

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10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 13

What is the difference between virtual image and real image?

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 14

What is the difference between absolute refractive index of a medium and the relative refractive index of the two mediums? What is the relation between them?

MEDIUM

10th Chhattisgarh Board

IMPORTANT

Science (Theory & Practical) Class-10>Chapter 10 - Light: Reflection and Refraction from Plane Surface>Exercise>Q 15

What is the principle of reversibility of light?