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The video tutorial provides an overview of mirrors, focusing on their properties and how they reflect light. It introduces basic concepts related to optics and the role of mirrors in various applications.

What is the primary function of a mirror?

• To refract light

• To emit light

• To reflect light

• To absorb light

Which type of mirror is commonly used in car side mirrors?

• Convex mirror

• Plane mirror

• Concave mirror

• Spherical mirror

What is a unique feature of concave mirrors?

• They make objects appear smaller

• They make objects appear larger

• They do not reflect light

• They change the color of objects

In which of the following applications are mirrors NOT typically used?

• Periscopes

• Telescopes

• Microscopes

• Calculators

How do mirrors contribute to the field of astronomy?

• By reflecting light to form images of distant objects

• By absorbing cosmic rays

• By refracting light to create rainbows

• By emitting light to illuminate space