Recent questions in Physics

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Define power of a lens and its unit

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 104 views

In which direction the light bends when it enters from one medium to another?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 106 views

Explain the image formation with ray diagram, when the object is placed between the convex lens and F.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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Explain the image formation with ray diagram, when the object is placed at F (focal point) of a convex lens.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 135 views

Explain image formation with ray diagram, when the object is placed between F and 2F of a convex lens.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 94 views

Explain image formation with ray diagram, when the object is placed at 2F from the convex lens.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 135 views

Explain image formation with ray diagram when the object is placed beyond 2F from a convex lens?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 134 views

Describe how light is refracted through lenses?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 89 views

What are the differences between real and virtual images?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 94 views

How does a concave lens or diverging lens can form a real image of a real object?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 119 views

How does a convex tens or converging tens forms a virtual image of a real object?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 101 views

Define the following terms applied to a lens

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 187 views

What is prism? Describe the passage of light through.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 1.2k views

A coin is placed at the focal point of a converging lens.

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 123 views

What do you mean by convex and concave lens. What are their different types?

asked Oct 18, 2017 in Physics by sonia (36.5k points)

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1 answer 280 views

What is critical angle?

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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1 answer 134 views

State the conditions for total internal reflection.

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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1 answer 193 views

What is meant by the term total internal reflection?

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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1 answer 5.7k views

State the laws of refraction of light.

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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1 answer 208 views

Define the following terms used in refraction:

asked Oct 18, 2017 in Physics by shamroz (41.5k points)

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