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  1.  
    2. i have signed up then also saying sign in
    4 years ago by Nikhil Kumar

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  2.  
    3. Luminous source of light can produce light
    5 years ago by Life After

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  3.  
    4. voice of video is not clear and revibrating
    5 years ago by Radhika Sharma

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  4.  
    5. how laws of reflection are valid in diffused reflection when angle i not equal to angle r ? please explain.
    8 years ago by Aryan Jain

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  5.  
    6. difference between convex and concave mirror
    9 years ago by Sairamkumar Emani

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  6.  
    7. what would be the derivation of formula for finding the no. of mages?
    9 years ago by Jason Grace

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  7.  
    8. why do we have different procedures for calculating the no. of images when the 360/hita comes even and odd?
    9 years ago by Jason Grace

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  8.  
    9. can the angle of incidence vary in case of incident ray from a and from b
    9 years ago by Jason Grace

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  9.  
    10. when the incident rays are converging then how can they appear to diverge to person looking from opposite direction.light always travels in straight line.so this will form a contraiction.pls explain
    9 years ago by Jason Grace

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