General Science Previous Year Questions with Answers (PHYSICS)
General Science Previous Year Questions with Answers
1. Line spectrum is given by?
A) Sun
B) Mecury vapor
lamp
C) Candle
D) Electric
bulb
Answer: B
2. Splitting
of white light into seven colurs is due to ?
A) Diffraction
B) Refraction
C) Interference
D) Reflection
Answer: B
3. In a
compound microscope the intermediate image is?
A) Virtual
erect and magnified
B) Real erect
and magnified
C) Real
inverted and magnified
D) Virtual
erect and reduced
Answer: C
4. Rainbow
is formed due to a combination of?
A) Dispersion
and total internal reflection
B) Refraction
and absorption
C) Dispersion
and focusing
D) Refraction
and scattering
Answer: A
5. The
nature of sun’s spectrum is?
A) Continuous
spectrum with absorption lines
B) Line
emission
C) The
spectrum of the helium atom
D) Continuous
spectrum
Answer: A
6. Which
of the following is not caused by atmospheric refraction of light?
A) Sun
appearing higher in the sky than it actually is
B) Sun
becoming visible two or three minutes before actual sunrise
C) Sun
appearing red at sunset
D) Twinkling
of stars at night
Answer: A
7. Angular
separation between two colours of the spectrum depend upon?
A) Angle of
deviation
B) Angle of
incidence
C) Size of
the prism
D) All of the
above
Answer: A
8. Young’s
experiment established that?
A) Light
consists of waves
B) Light
consists of particle
C) Light is
neither particle nor wave
D) Light is
both particle and wave
Answer: A
9. To obtain a sustained interference pattern, we require two sources which emit radiation of?
A) The same
frequency
B) Nearly the
same frequency
C) The same
frequency and have a definite phase relationship
D) Different
wavelengths
Answer: C
10. Colors
of thin films are due to?
A) Dispersion
of light
B) Interference
of light
C) Absorption
of light
D) Scattering
of light
Answer: B
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General Science Previous Year Questions with Answers (PHYSICS)
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