(i) An increase in thickness.
(ii) Increase in thickness reduces the radiation reaching the Geiger tube
(iii) Increase in pressure
(iv) Increased roller pressure squeezes or presses the metal sheets thereby reducing the thickness of foil coming out of them.
johnmulu answered the question on June 6, 2017 at 08:09
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Determine:
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(ii) state how electron beam is detected.
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When switch S is open, a spot is seen at the centre of the screen as shown in Figure 14
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Figure 14 shows the features of a cathode ray tube.
(i) Name the parts labeled A and B.
(ii) Explain how the electrons are produced in the tube.
(iii) State two functions of the anodes.
(iv) At what part of the cathode ray tube would the time be connected?
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the terminals labeled X and Y.
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