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Physics

Physics
In the absence of the earth's atmosphere, sky would appear

Blue
White
Black
Deep red

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Physics
The spring constant of a spring depends on its

Thickness, its diameter and its material
Length only
Length and its diameter
Material only

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Physics
Copper wires are generally used for electrical power transmission instead of iron wire because :

Copper is lighter than iron
Copper is cheaper than iron
Copper can take higher power than iron
Copper is a better conductor of electricity than iron

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Physics
A photostat machine works on

Magnetic image making
Electrostatic image making
Electromagnetic image making
Thermal image making

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Physics
The magnitude of buoyant force depends on the ________ of the fluid.

Temperature
Volume
Mass
Density

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Physics
The instrument that measures and records the relative humidity of air is

Hygrometer
Barometer
Hydrometer
Lactometer

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MORE MCQ ON Physics

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