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ICAR JRF Dairy Chemistry 29 Jun 2024Shift 1
MCQ (Single Correct) +4 −1
The tungsten filament lamp in spectrophotometer produces wavelength in the
  • Spectral Emission of Tungsten Filament Lamps:
  • Spectrophotometric Light Source:
  • tungsten-halogen or tungsten filament incandescent lamp emits continuous blackbody thermal radiation spanning the visible and near-infrared range ($320 - 2,500\text{ nm}$).
  • Deuterium arc lamps are used for the ultraviolet (UV) region ($190 - 380\text{ nm}$).
  • Conclusion: Visible Range (Option 2).

Correct option: (2) Visible Range

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