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STD 12 - 9. Ray optics abd optical instruments — NEET STD 11 Science — Question

Gujarat BoardEnglish MediumSTD 11 ScienceNEETSTD 12 - 9. Ray optics abd optical instruments4 Marks
MCQ
When light enters from air to water, then its
  • A
    Frequency increases and speed decreases
  • ✓
    Frequency is same but the wavelength is smaller in water than in air
  • C
    Frequency is same but the wavelength in water is greater than in air
  • D
    Frequency decreases and wavelength is smaller in water than in air
✓

Answer

Correct option: B.
Frequency is same but the wavelength is smaller in water than in air
b
( b)

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