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Physics

Physics
The dimension MLT–2 corresponds to

Work done
Velocity
Force
Acceleration

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Physics
Materials that allow electricity to flow are called

Conductors
Insulators
Stimulators
Electron flows

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

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

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Physics
One nanometer is equal to

10-8m
10-5m
10-9m
10-6m

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Physics
Wollen clothes keep the body warm because

Wool rejects heat from the outer objects
Wool absorbs radiant heat from outer objects
Wool is a bad conductor
Wool increases the temperature of the body

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Physics
Permissible noise level at Residential area during night time is :

80 dB (A)
55 dB (A)
75 dB (A)
45 dB (A)

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MORE MCQ ON Physics

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