Question

plz solve it asap plz​

Answer 1

Answer:

Fluorescence has many practical applications, including mineralogy, gemology, medicine, chemical sensors (fluorescence spectroscopy), fluorescent labelling, dyes, biological detectors, cosmic-ray detection, vacuum fluorescent displays, and cathode-ray tubes(which we studied in class 9) . Its most common everyday application is in energy-saving fluorescent lamps and LED lamps.