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Physics

Physics
What is unit of Astronomical distance ?

Weber
Light year
Angstrom
Lux

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Physics
The rice is cooked more quickly in a pressure cooker because

None of these
Water boils at a higher temperature under pressure.
It is covered.
Less quantity of water is used.

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Physics
A freely suspended magnet remains horizontal at

The magnetic north pole
The geographic pole
The magnetic south pole
The magnet equator

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Physics
The potential difference between the terminals of an electric heater is 60 V when it draws a current of 4 A from the source. What current will the heater draw if the potential difference is increased to 127.5 V ?

8.5 A
24 A
0.41666666666667

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Physics
When milk is churned, the cream separates from it due to:

Gravitational force
Viscous forces
Centrifugal force
Frictional force

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Physics
Blotting paper absorbs ink due to

Viscosity of ink
Diffusion of ink through the blotting
Siphon action
Capillary action phenomenon

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MORE MCQ ON Physics

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