13. It is used to observe internal
passage such as person's esophagus or
intestine.
100A
A. Endoscope
B. Spectrometer
C. Interferometer
D. Binoculars
non a
14. This functions to create a spectrum
of colours emitted by a light source.
A. Overhead Projector
B. Interferometer
Answers & Comments
Answer:
13.A. Endoscope
14.emission spectra
Explanation:
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