General Principles in the Working of Telescope, Microscope NDA Questions

NDA Physics

General Principles in the Working of Telescope, Microscope MCQ Questions


1.
Who invented the telescope?
A.
Galileo Galilei
B.
Isaac Newton
C.
Hans Lippershey
D.
Edwin Hubble
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ANSWER :
C. Hans Lippershey
2.
What is the primary function of a telescope?
A.
Magnify objects
B.
Study sound waves
C.
Measure temperature
D.
Analyze DNA
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ANSWER :
A. Magnify objects
3.
Which type of telescope uses lenses to gather and focus light?
A.
Reflecting telescope
B.
Refracting telescope
C.
Radiotelescope
D.
X-ray telescope
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ANSWER :
B. Refracting telescope
4.
Which telescope is located in space?
A.
Hubble Space Telescope
B.
Keck Observatory
C.
Arecibo Telescope
D.
Very Large Telescope
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ANSWER :
A. Hubble Space Telescope
5.
What is the main part of a reflecting telescope?
A.
Convex lens
B.
Concave mirror
C.
Prism
D.
Liquid crystal
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ANSWER :
B. Concave mirror
6.
What type of waves do radio telescopes detect?
A.
Infrared waves
B.
Gamma rays
C.
Radio waves
D.
X-rays
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ANSWER :
C. Radio waves