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Home /Doubts and Solutions/CBSE/Class 12 Science/Physics/Ray Optics And Optical Instruments

Ray Optics And Optical Instruments Free Doubts and Solutions

CBSE - XII Science - Physics - Ray Optics and Optical Instruments

establish lens equation and establish lens market formulas  

Asked by anindita00002 18th February 2019, 1:18 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

But won't there be any change based on the color which is hit?

Asked by pksunilnair 7th December 2017, 11:41 AM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

I have refered it earlier.But not able to understand it very properly. Can you please help me with any other easy way

Asked by kpbhake 26th September 2017, 4:10 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

Please solve:
 

Asked by manasd 7th February 2017, 11:20 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

a converging lens forms a real and inverted image of an object at a distance of 100 cm from it where shoud an object be placed in front of the lens, so that the size of the image is twice the size of object? also calculate the power of lens

Asked by Prafull Tiwary 6th November 2016, 8:33 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

Derive:

Asked by sourabh7jain 22nd October 2016, 7:03 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

In periodic motion, it is said that motion repeat itselfs. What characteristic of motion is repeated? By which physical quantities we can say that motion has repeated itself?

Asked by sourabh7jain 5th August 2016, 3:59 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

Is it important to learn derivations of all cases of refraction at spherical surface or derivations given in only NCERT enough for CBSE exam?

Asked by Benjamin 19th June 2016, 10:24 PM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

A covex lens of focal length 20cm is placed coaxially with a convex mirror of radius of curvature 20cm. The two are kept at 15cm apart.
A point object lies 60cm in front of the convex lens.Draw a ray diagram  to show the image formation by combination.Determine the nature and position of the image formed.

Asked by singhdivyanshu633 19th February 2016, 12:16 AM
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CBSE - XII Science - Physics - Ray Optics and Optical Instruments

how does focal lenght of lens changed when colour of light incident is changed

Asked by singhdivyanshu633 18th February 2016, 9:09 PM
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