Trayi Goyal

Asked: October 20, 2020In: Class 10

A concave mirror produces three times magnified (enlarged) real image of an object placed at 10 cm in front of it. Where is the image located?

NCERT Solution for Class 10 Science Chapter 10 Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-171 Questions No-2

Trayi Goyal

Asked: October 20, 2020In: Class 10

A ray of light travelling in air enters obliquely into water. Does the light ray bend towards the normal or away from the normal? Why?

NCERT Solution for Class 10 Science Chapter 10 Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-176 Questions No-1

Trayi Goyal

Asked: October 20, 2020In: Class 10

Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in vacuum is 3 × 108 m s–1.

NCERT Solution for Class 10 Science Chapter 10 Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-176 Questions No-2

Trayi Goyal

Asked: October 20, 2020In: Class 10

Find out, from Table 10.3, the medium having highest optical density. Also find the medium with lowest optical density.

NCERT Solution for Class 10 Science Chapter 10 Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-176 Questions No-3

Trayi Goyal

Asked: October 20, 2020In: Class 10

You are given kerosene, turpentine and water. In which of these does the light travel fastest? Use the information given in Table 10.3.

NCERT Solution for Class 10 Science Chapter 10 Light – Reflection and Refraction NCERT Books for Session 2022-2023 CBSE Board and UP Board Intext Questions Page No-176 Questions No-4

Trayi Goyal

A concave mirror produces three times magnified (enlarged) real image of an object placed at 10 cm in front of it. Where is the image located?

A ray of light travelling in air enters obliquely into water. Does the light ray bend towards the normal or away from the normal? Why?

Light enters from air to glass having refractive index 1.50. What is the speed of light in the glass? The speed of light in vacuum is 3 × 108 m s–1.

Find out, from Table 10.3, the medium having highest optical density. Also find the medium with lowest optical density.

You are given kerosene, turpentine and water. In which of these does the light travel fastest? Use the information given in Table 10.3.

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