Light , Human Eye and Colourful world

Light , Human Eye and Colourful world

10th Grade

65 Qs

quiz-placeholder

Similar activities

Reflection and Refraction

Reflection and Refraction

9th - 12th Grade

65 Qs

Optics

Optics

10th Grade

63 Qs

physics 10.3

physics 10.3

9th - 10th Grade

69 Qs

H4.Licht.Mavo3

H4.Licht.Mavo3

4th Grade - University

66 Qs

Physics Final Exam Semester 2

Physics Final Exam Semester 2

9th - 12th Grade

72 Qs

Test 9 (Optics) Review

Test 9 (Optics) Review

9th - 12th Grade

70 Qs

Physics Final Exam Cumulative Review

Physics Final Exam Cumulative Review

10th Grade

65 Qs

Light and Mirrors

Light and Mirrors

9th - 12th Grade

63 Qs

Light , Human Eye and Colourful world

Light , Human Eye and Colourful world

Assessment

Passage

Physics

10th Grade

Hard

Created by

THARUN RG

Used 3+ times

FREE Resource

65 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

In the given diagram, three rays of light pass through focal point F1 to the converging lens, placed along the vertical line. Which of the following is correct regarding this?

A) The speed of light rays decreases when they enter the converging lens.

B) The speed of light rays decreases when they leave the converging lens.

C) The speed of light rays increases when they enter the converging lens.

D) The speed of light rays remains same while entering or leaving the converging lens.

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A ray of light passing through a semicircular block from air is shown below. Consider the given figure and select the correct option that correctly identifies the true (T) and false (F).

(i) There is no change in the direction of the ray at P because the light ray incident on the semicircular block at 90∘.

(ii) As light rays enter the semicircular block, their frequency remains the same.

(iii) The wavelength of light rays as it enters the block decreases.

(iv) The speed of light as it enters the block increases.

Media Image
Media Image
Media Image
Media Image

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

A man standing at a position X in front of a plane mirror, a distance of y metre from the mirror as shown in figure. When the man moves 5 m away from the mirror, the new distance between the man and his image becomes 20 metre. What is the value of y?

   A) 5 m 

B) 10 m

C) 20 m

D) 40 m

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

To produce an image by a convex lens, at the position shown (see figure) the object is needed to be placed

A) Between Y and O

B) At Y

C) Between X and Y

D) At X

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

When two plane mirrors are placed parallel and facing each other and an object is kept in between them, we get infinite images. But actually only a few images are visible because the intensity of the image is

A) Increased after each reflection

B) Decreased after each reflection

C) Always constant

D) None of these

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Which of the following options is correct in case of a concave mirror?

Media Image
Media Image
Media Image
Media Image

7.

MULTIPLE CHOICE QUESTION

5 mins • 1 pt

Which of the following correctly depicts reflections in case of plane mirrors inclined at

40?

Media Image
Media Image
Media Image
Media Image

Create a free account and access millions of resources

Create resources
Host any resource
Get auto-graded reports
or continue with
Microsoft
Apple
Others
By signing up, you agree to our Terms of Service & Privacy Policy
Already have an account?