SSC (Marathi Semi-English) 10th Standard Board Exam [इयत्ता १० वी] - Maharashtra State Board Important Questions for Science and Technology 1

Explain how the formation of a rainbow occurs.

Explain how the formation of a rainbow occurs.

Why do we get a spectrum of seven colors when white light is dispersed by a prism?

Why do we get a spectrum of seven colors when white light is dispersed by a prism?

Observe the following figure and answer the questions given under it:

1) How many times does refraction take place in the above figure?

2) What happens to the ray of light when it passes from air to glass?

3) What happens to the ray of light when it passes from glass to air?

4) What are the rays AB and CD in the figure called?

5) Define refraction.

Observe the following figure and answer the questions given under it:

1) How many times does refraction take place in the above figure?

2) What happens to the ray of light when it passes from air to glass?

3) What happens to the ray of light when it passes from glass to air?

4) What are the rays AB and CD in the figure called?

5) Define refraction.

Observe the figure and write accurate conclusion regarding refraction of light.

Observe the figure and write accurate conclusion regarding refraction of light.

What is the correct reason for blinking / flickering of stars? Explain it.
a) The blasts in the stars.
b) Absorption of star light by the atmosphere.
c) Motion of the stars.
d) Changing refractive index of gases in the atmosphere.

What is the correct reason for blinking / flickering of stars? Explain it.
a) The blasts in the stars.
b) Absorption of star light by the atmosphere.
c) Motion of the stars.
d) Changing refractive index of gases in the atmosphere.

Choose and write the correct option.

If we gradually increase the angle of incidence of a ray of light passing through prism then …..

Choose the correct alternative and rewrite the following:

A glass slab is placed in the path of convergent light. The point of convergence of light

Choose the correct alternative and rewrite the following:

A glass slab is placed in the path of convergent light. The point of convergence of light

The phenomenon of change in the direction of light when it passes from one transparent medium to another is called ___________.

Explain how the formation of a rainbow occurs.

Fill in the blank and rewrite the completed statement:

Very fine particles mainly scatter ______ light.

Explain: ‘How is a rainbow formed’?

Rewrite the following statement by selecting the correct option:

If a ray of light strikes a glass slab at an angle of 600 with the surface of the slab, the angle of incidence must be __________________.

Rewrite the following statement by selecting the correct option:

If a ray of light strikes a glass slab at an angle of 600 with the surface of the slab, the angle of incidence must be __________________.