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Spectrometer - Questions and Answers

Practice questions on Spectrometer.

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1. Sun appears red at sun rise and sunset. This is due to scattering of
A. longer wavelengths
B. shorter wavelengths
C. lower frequencies
D. all frequencies
Explanation:
2. In Raman spectrum, if λ is the wavelength of incident radiation, then the Stoke’s lines will have wavelength equal to
A. λ
B. λ + Δλ
C. λ - Δλ
D. λ2
Explanation:
3. Raman Effect supports
A. corpuscular theory
B. wave theory
C. quantum theory
D. electromagnetic theory
Explanation:
4. Tyndall effect is the scattering of the light by
A. air particles
B. solid particles
C. liquid particles
D. colloidal particles
Explanation:
5. In Raman spectrum, if λ is the wavelength of incident radiation, then the Anti-Stoke’s lines will have wavelength equal to
A. λ
B. λ + Δλ
C. λ - Δλ
D. λ2
Explanation: