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# Refraction Through Lens Free Doubts and Solutions

## Q. An object is placed at a distance of 24 cm in front of a convex lens of focal length 8 cm. (i) What is the nature of the image formed? (ii) Calculate the distance of the image from the lens. (iii) Calculate the magnification of the image.

Asked by akshushashu123 6th March 2019, 10:00 AM
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## should we learn the geometrical derivations for Physics?

Asked by sgayatri29 20th February 2019, 4:56 PM
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## how can we increase the magnification of a biconvex lens

Asked by nidhimehendre 6th January 2019, 6:08 PM
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## Explain the phenomenon of mirage with the help of a diagram.

Asked by aaryamehta46 23rd March 2017, 1:09 PM
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## Why does a welder uses a special type of glass between his eyes and the object being welded ??

Asked by Amrit Dash 13th March 2015, 4:09 PM
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## What happens when a ray of light passes through the optical center  of a lens? Show using a diagram.

Asked by Topperlearning User 16th October 2014, 2:50 PM
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## List out the uses of convex lenses and concave lenses.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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## State the types of spherical lenses.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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## What is a lens?

Asked by Topperlearning User 4th June 2014, 1:23 PM
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## Complete the following ray diagrams: (a)           (b)

Asked by Topperlearning User 4th June 2014, 1:23 PM
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## At which position of object we can obtain a real and inverted image using concave lens.

Asked by Topperlearning User 4th June 2014, 1:23 PM
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## When can be the first and the second focal length of a lens be equal . i.e f1 = f2 (numerically) ?

Asked by Topperlearning User 27th March 2014, 1:32 PM
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## Why is convex lens referred to as converging lens? Use diagram.

Asked by Topperlearning User 27th March 2014, 10:34 AM
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