Chapter 9 PRINCIPLES OF INSTRUMENTATION MCQs

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1. . A device that measures a physical quantity is called.





2. . Spectrophotometer is working on the principle of.





3. . The combination of many different frequencies of visible light from all part of the visible spectrum is called.





4. . The entire range of wavelengths or frequencies of electromagnetic radiation is called.





5. . The energy of electromagnetic and gravitational radiation is collectively called.





6. . The System International unit of radiant energy is.





7. . A device that produces, typically disperses and measures light.





8. . The meter detects the amount of photons that is absorbed by the molecules.





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