Physics
Answer the following questions based on a hot cathode ray tube.
(i) Name the charged particles.
(ii) State the approximate voltage used to heat the filament.
(iii) What will happen to the beam when it passes through the electric field?
Radioactivity
ICSE 2017
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Answer
(i) Cathode ray (or electrons)
(ii) 6 volt.
(iii) The beam will deflect towards the positive plate.
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