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Physics 10 Chapter 3 - Geometrical Optics - 21
1.
Which of the following statement is correct about fibre optics?
a) Cladding is made of glass of low refractive index
b) Core is made of plastic of low refractive index
c) Cladding is made of plastic of high refractive index
d) Core is made of glass of low refractive index
2.
Light entering from one end of the core strikes the core/cladding boundary at an angle of incidence.....................?
a) Greater than critical angle
b) Equal to angle of refraction
c) Equal to critical angle
d) Smaller than critical angle
3.
What is the bundle of thousands of optical fibres together called?
a) Telescope
b) Light pipe
c) Microscope
d) Endoscope
4.
Which of the following instrument is used by doctors to illuminate the inaccessible parts?
a) Microscope
b) Telescope
c) Light pipe
d) Endoscope
5.
Which of the following instrument is used by engineers to illuminate the inaccessible parts?
a) Microscope
b) Endoscope
c) Telescope
d) Light pipe
6.
By using which of the following instrument, doctors view inside the human body?
a) Optical fibre
b) Telescope
c) Light pipe
d) Microscope
7.
Which of the following instrument is used to transmit images from one place to another?
a) Optical fibre
b) Light pipe
c) Microscope
d) Telescope
8.
Which of the following instrument is used for exploratory diagnostics and surgical purposes?
a) Endoscope
b) Light pipe
c) Microscope
d) Telescope
9.
Which of the following instrument is used to explore the internal organs of the body?
a) Telescope
b) Microscope
c) Optical fibre
d) Endoscope
10.
What is the endoscope called that is used to diagnose stomach?
a) Cytoscope
b) Bronchoscope
c) Gyroscope
d) Gastroscope
11.
What is the endoscope called that is used to diagnose throat?
a) Bronchoscope
b) Gastroscope
c) Cytoscope
d) Gyroscope
12.
Which of the following is diagnosed by the help of Cytoscope?
a) Bladder
b) Stomach
c) Tongue
d) Throat
13.
What is the endoscope called that is used to diagnose bladder?
a) Bronchoscope
b) Cytoscope
c) Gastroscope
d) Gyroscope
14.
Which of the following is diagnosed by the help of Bronchoscope?
a) Bladder
b) Tongue
c) Throat
d) Stomach
15.
Which of the following is diagnosed by the help of Gastroscope?
a) Stomach
b) Throat
c) Tongue
d) Bladder
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