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Physics Paper 2, Nov/Dec. 2010  
Questions: 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 Main
General Comments
Weakness/Remedies
Strength
















Question 9

List the three components of the electron gun' in a cathode ray tube

 

_____________________________________________________________________________________________________
Observation

Candidates' responses were poor. However, some left out grid as part of the component.

The expected answer is:

Components of an electron gun in cathode ray tube
- Heated filamentlheater/cathode
- Grid
- Anode



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