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CBSE-XI-Physics

22: Photometry

with Solutions -
Qstn# ii-3 Prvs-QstnNext-Qstn
  • #3
    As the wavelength is increased from violet to red, the luminosity
    (a) continuously increases
    (b) continuously decreases
    (c) increases then decreases
    (d) decreases then increases
    digAnsr:   c
    Ans : The correct option is
    (c).
    The luminosity first increases up to 555 nm and then decreases.
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