Category: Class 10 Science

NCERT Solutions for Class 10 Science and important questions for CBSE class 10 for session 2020-2021

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Rajshekhar

If a green electric bulb is installed in a room, the red cloth will appear black colored. This is because green light is absorbed by the red cloth, which reflects only red wavelengths. Since green light is absent, the cloth ...

Rajshekhar

The additional yellow lights on some transport vehicles are used to improve visibility in foggy or hazy conditions. This is because yellow light has a longer wavelength than white light, allowing it to better penetrate through the water droplets in ...

Rajshekhar

Light can be separated into its constituent colors using a prism. When white light passes through a prism, it undergoes dispersion, where different wavelengths (colors) of light bend by different amounts, creating a spectrum of colors from red to violet.

Rajshekhar

When red glass is heated at high temperature, it will appear green. This phenomenon occurs due to changes in the glass’s structure at high temperatures, altering its light absorption properties and causing it to transmit green light instead of red.