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Pradeep Asked a Question
December 2, 2020 10:43 pmpts 30 pts
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  • Ruby negi Best Answer
    see diagram, and first increase then decrease, option d is correct
    • cropped1997989904.jpg
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    Ruby negi
    diagram
    • cropped-701219608.jpg
  • Ruby negi thankyou
    The parallel rays of light collect at the focus of the converging lens. Before reaching the focus, the rays converge,so the intensity increases. The intensity is maximum at the foc...
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    Ruby negi
    what clarification u want.. don't put every question for clarification. tell me your doubt.