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10 Questions

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Concave Mirror and Light Reflection

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Questions and Answers

What is the aim of Activity 4 described in the text?

To show the convergence of a parallel beam of light after reflection from a concave mirror (correct)

To highlight the applications of concave mirrors in vehicles

To explain the principle of convex lenses

To demonstrate the use of spherical mirrors in telescopes

Why are concave mirrors used as shaving mirrors?

Because they produce a parallel beam of light

To provide a wide field of view

Due to their ability to converge light at a single point (correct)

To reflect heat rays efficiently

How are convex lenses described in the text?

As lenses used for solar cooking purposes

As lenses that diverge light passing through them (correct)

As lenses that are thicker at the edges and thinner at the middle

As lenses that have concave surfaces

In what kind of rooms is the experiment with concave mirrors best conducted?

In completely dark rooms Signup and view all the answers

Which type of lens is thinner at the middle and thicker at the edges?

Concave lens Signup and view all the answers

In a movie theater, when an image is formed on a screen, what type of image is it?

Real image Signup and view all the answers

When you see your image in a mirror, what type of image is it?

Virtual image Signup and view all the answers

Which type of mirror is used in buses to help the driver see the whole bus?

Convex mirror Signup and view all the answers

Which type of lens produces a real and inverted image of an object?

Convex lens Signup and view all the answers

What type of beam of light forms a real image?

Converging beam Signup and view all the answers