Light MCQ question and answer with solution | Physics Gk MCQs Page-1 section-3

Section 1 Section 2 Section 3 Section 4 Section 5

1.
Assertion (A) There is no dispersion of light refracted through a rectangular glass slab.
Reason (R) Dispersion of light is the phenomenon of splitting of a beam of white light into its constituent colours.

A. Both A and R are true and R is the correct explanation of A

B. Both A and R are true, but R is not the correct explanation of A

C. A is true, but R is false

D. A is false, but R is true

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2.
For normal eyes what is the minimum distance for clear vision?

A. 10 cm

B. 15 cm

C. 20 cm

D. 25 cm

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3.
The magnifying glass is

A. convex lens

B. convex mirror

C. concave lens

D. concave mirror

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4.
What will be the size of image formed by a concave mirror when an object placed between pole and focus?

A. Same Size

B. Enlarged

C. Point Size

D. Diminished

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5.
Which of the following statement is true?

A. The light has a greater velocity

B. The sound has the greatest velocity

C. Celestial objects have the greatest velocity

D. Rocket has the greatest velocity

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6.
When light waves pass from air to glass the variable affected are

A. Wavelength, frequency and velocity

B. Velocity and frequency

C. Wavelength and frequency

D. Wavelength and velocity

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7.
The centre of the reflecting surface of a spherical mirror is called the

A. pole

B. radius

C. centre of curvature

D. focus

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8.
A spoon which looks bent in water is an example of which of the following?

A. reflection

B. refraction

C. retention

D. focus

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9.
Which of the following types of the mirror is used to see the traffic behind the car?

A. Convex mirror

B. Concave mirror

C. Plane mirror

D. Spherical mirror

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10.
Which of the following is used to take 3-dimensional pictures?

A. Photography

B. Holography

C. Radiography

D. None of these

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Light MCQ question and answer with solution | Physics Gk MCQs

1. Assertion (A) There is no dispersion of light refracted through a rectangular glass slab. Reason (R) Dispersion of light is the phenomenon of splitting of a beam of white light into its constituent colours.

Answer & Solution

2. For normal eyes what is the minimum distance for clear vision?

Answer & Solution

3. The magnifying glass is

Answer & Solution

4. What will be the size of image formed by a concave mirror when an object placed between pole and focus?

Answer & Solution

5. Which of the following statement is true?

Answer & Solution

6. When light waves pass from air to glass the variable affected are

Answer & Solution

7. The centre of the reflecting surface of a spherical mirror is called the

Answer & Solution

8. A spoon which looks bent in water is an example of which of the following?

Answer & Solution

9. Which of the following types of the mirror is used to see the traffic behind the car?

Answer & Solution

10. Which of the following is used to take 3-dimensional pictures?

Answer & Solution

Read More Section(Light)

1.
Assertion (A) There is no dispersion of light refracted through a rectangular glass slab.
Reason (R) Dispersion of light is the phenomenon of splitting of a beam of white light into its constituent colours.

2.
For normal eyes what is the minimum distance for clear vision?

3.
The magnifying glass is

4.
What will be the size of image formed by a concave mirror when an object placed between pole and focus?

5.
Which of the following statement is true?

6.
When light waves pass from air to glass the variable affected are

7.
The centre of the reflecting surface of a spherical mirror is called the

8.
A spoon which looks bent in water is an example of which of the following?

9.
Which of the following types of the mirror is used to see the traffic behind the car?

10.
Which of the following is used to take 3-dimensional pictures?