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Physics

Physics
Electrons carry a

Variable Charge
Neutral Charge
Positive Charge
Negative Charge

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Physics
In very cold countries alcohol is used as a thermometric liquid because

Alcohol is a poor conductor of heat
Its freezing point is very low
It will not stick to the glass tube
Alcohol can be coloured for its level to be seen easily

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Physics
Red light is used for signals because it has

High intensity
High frequency
Low refraction in the medium
Long wavelength

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Physics
Bending of light rays in denser medium is termed as:

Reflection
Dispersion
Refraction
Deflection

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Physics
Blotting paper absorbs ink due to

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

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Physics
Refrigeration is a process which

Inactivates the bacteria
Kills bacteria
Slows down the bacterial growth
Plasmolyses the bacteria

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MORE MCQ ON Physics

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