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Physics

Physics
The electric current in a metal wire is due to the flow of -

Holes
Protons
Electrons
Ions

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Physics
The hydraulic brakes used in automobiles is a direct application of :

Pascal's law
Bernoulli's theorem
Archimedes' principle
Toricellian law

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Physics
The redness in atmosphere at Sunrise and Sunset is due to :

Dispersion of light
Refraction of light
Scattering of light
Reflection of light

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Physics
Choose the most appropriate answer: In which atmospheric layer are the communication satellites located?

Mesosphere
Troposphere
Ionosphere
Stratosphere

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Physics
How many bottles of water is a gallon?

16
2
8
4

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Physics
Which microscope is often used to view metal surfaces?

None of these
Scanning tunneling microscopes
Electron microscopes
Optical microscopes

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MORE MCQ ON Physics

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