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WorksheetsCathode rays
Total questions: 9
Worksheet time: 5mins
Name
Class
Date
1.
True or False: Cathode rays do not possess kinetic energy.
a)
True
b)
False
2.
How are electrons produced in a cathode ray tube?
(a)
3.
Give one function of the anodes.
(a)
4.
In a Cathode ray tube where is the time connected?
a)
X-plate
b)
Y-plate
c)
Cathode
d)
Z-plate
5.
Give a property of cathode rays.
(a)
6.
Why is the tube highly evacuated.
(a)
7.
Choose the correct answers.
a)
Cathode ray tubes will have wider screens as the magnetic field produces wider deflections.
b)
Cathode ray oscilloscope has one time base while cathode ray tubes have two time bases.
c)
Cathode ray tubes use electric fields while cathode ray oscilloscopes use magnetic fields.
8.
What is the function of the Control grid?
(a)
9.
You can see me in water, but I never get wet. What am I?
(a)
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