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Physics

Physics
Stars appear twinkling because of ......... of light.

Scattering
Absorption
Reflection
Emission

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Physics
If the current flowing through a circuit is 0.6 A for 6 mins, the amount of electric charge flowing through it is ________

36 C
360C
60 C
216 C

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Physics
Eclipses occur due to which optical phenomena?

Reflection
Refraction
Diffraction
Rectilinear propagation

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Physics
Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum?

Bunsen and Kirchhoff's experiment
Geiger and Marsdens experiment on scattering of alpha particles
Barkla's experiment on scattering of X-rays
Lamb-Rutherford experiment

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Physics
In a refrigerator what produces the cooling ?

The sudden expansion of a compressed gas
None of these
The evaporation of a volatile liquid
The ice which deposits on the freezer

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Physics
In the absence of ozone layer, which rays will enter into atmosphere?

Infrared
Ultraviolet
Visible
X-rays

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MORE MCQ ON Physics

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