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Physics

Physics
The velocity of the sound is highest in

Metal
Water
Vacuum
Air

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Physics
The increasing order of the refractive index of certain materials is (left to right) ________

Rock Salt, Ice, Benzene, Kerosene
Rocksalt, Benzene, Kerosene, Ice
Kerosene, Ice, Benzene, Rock Salt
Ice, Kerosene, Benzene, Rock Salt

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Physics
The filament of electric bulb is made up of :

Tungsten
Copper
Lead
Nichrome

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Physics
At the Curie temperature, the ferromagnetic materials get converted into

Diamagnetic materials
Non-magnetic materials
Paramagnetic materials
None of the others

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Physics
The velocity of sound is more in

Air
Steel
Wood
Water

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Physics
Light travels fastest in

Air
Water
Diamond
Glass

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MORE MCQ ON Physics

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