SSC (English Medium) इयत्ता १० वी - Maharashtra State Board Question Bank Solutions for Science and Technology 1

Write a scientific reason.

The coin disappears in a vessel as it is seen from a specific location. But as soon as the water is poured into the vessel to a certain level, the coin appears.

Write scientific reason.

A pencil appears to be broken near the surface of water.

Observe the given figure and name the following.

Observe the given figure and write appropriate phenomenon of light in the box.

In refraction of light through a glass slab, the directions of the incident ray and the refracted ray are ______.

Find the odd one out:

Tungsten wire is used in electric bulbs.

What are artificial satellites?

Name the first artificial satellite sent to space.

Fill in the blank:

The modern periodic table consists of ……………. periods.

When a ray of light travels from air to glass slab and strikes the surface of separation at 90°, then it …………….
(a) bends towards normal
(b) bends away from normal
(c) passes unbent
(d) passes in zigzag way

Explain how spectrum is formed.

When rays of light are incident on a glass slab then the incident ray and emergent ray are _________ each other.

1. perpendicular
2. parallel
3. opposite
4. concurrent

What is a spectrum?

State four most common electrical appliances based on heating effect of electric current. Why do we use finely heated platinum wire in surgery?

Choose the correct alternative and rewrite the following sentence.

A ray of light strikes the glass slab at an angle of 50°. What is the angle of incidence?

Write a short note on dispersion of light.

Define refraction and state the laws of refraction.

Explain how the formation of a rainbow occurs.

State the rule to determine the direction of a magnetic field produced around a straight conductor-carrying current.