Physics
(i) In a cathode ray tube what is the function of anode?
(ii) State the energy conversion taking place in a cathode ray tube.
(iii) Write one use of cathode ray tube.
Radioactivity
ICSE 2016
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Answer
(i) In a cathode ray tube, the anode accelerates the electrons and also focuses them in a fine energetic beam.
(ii) In a cathode ray tube, electric energy is converted into heat energy and then into light energy.
(iii) Cathode ray tube is used in oscilloscopes, which find their application in physics laboratories.
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