Tiwari Academy Discussion

Asked: May 5, 2021In: Class 10 Science

In which of the following cases will total internal reflection not take place? As light travels from

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

Which of the following statement is correct?

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

The focal length of the eye lens increases when eye muscles

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

When light rays enter the eye, most of the refraction occurs at the

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

The bluish colour of water in deep sea is due to

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

Which of the following phenomena contributes significantly to the reddish appearance of the sun at sunrise or sunset?

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

Which of the following statements is correct regarding the propagation of light of different colours of white light in air?

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

The clear sky appears blue because

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

Poll

Raaz Malhotra

Asked: May 5, 2021In: Class 10 Science

Twinkling of stars is due to atmospheric

NCERT Important Questions Class 10 Science physics Chapter 11 Important NCERT Extra Questions Chapter 11 Human Eye and Colorful World NCERT Book Extra Questions for Session 2021-2022 CBSE Board and UP Board Others state Board

In which of the following cases will total internal reflection not take place? As light travels from

Which of the following statement is correct?

The focal length of the eye lens increases when eye muscles

When light rays enter the eye, most of the refraction occurs at the

The bluish colour of water in deep sea is due to

Which of the following phenomena contributes significantly to the reddish appearance of the sun at sunrise or sunset?

The danger signals installed at the top of tall buildings are red in colour. These can be easily seen from a distance because among all other colours, the red light

Which of the following statements is correct regarding the propagation of light of different colours of white light in air?

The clear sky appears blue because

Twinkling of stars is due to atmospheric

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