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Physics 10 Chapter 16 - Basic Electronics - 5
1.
In which of the following devices, cathode-ray tube is used?
a) (c) Display terminal of mobile phones
b) (b) Display terminal of most computers
c) (a) Both c and d
d) (d) Picture tube in our TV set
2.
Which of the following tube is present in our TV set?
a) Anode-ray tube
b) Proton-ray tube
c) Cathode-ray tube
d) Neutron-ray tube
3.
CRO is the abbreviation of.................?
a) Cationic-ray oscilloscope
b) Caught-red oscilloscope
c) Cathode-ray oscilloscope
d) Caution-ray oscilloscope
4.
Which of the following tube is present in display terminal of most computers?
a) Anode-ray tube
b) Neutron-ray tube
c) Proton-ray tube
d) Cathode-ray tube
5.
How many main components a CRO contains?
a) Four
b) One
c) Three
d) Two
6.
How many main components a Cathode-ray oscilloscope contains?
a) Four
b) Two
c) Three
d) One
7.
Which of the following components are present in a CRO?
a) The electron gun
b) A fluorescent screen
c) The deflecting plates
d) All of these
8.
Which of the following components are present in a Cathode-ray oscilloscope?
a) All of these
b) The deflecting plates
c) The electron gun
d) A fluorescent screen
9.
Which of the following component of CRO produces a beam of fast moving electrons?
a) Deflecting plates
b) Electron gun
c) Anode ray-tube
d) Fluorescent screen
10.
What is the abbreviation of Cathode-ray oscilloscope?
a) Cro
b) CRO
c) CrO
d) CRo
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