Physics
Let a thin capillary tube be replaced with another tube of insufficient length then, we find water

depressed
will not rise
change its meniscus
will overflow

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Physics
Mica is used in electrical appliances such as electric iron because mica is

a bad conductor of heat but a good conductor of electricity
a good conductor of heat but a bad conductor of electricity
a good conductor of heat as well as electricity
a bad conductor of heat as well as electricity

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Physics
Absolute Zero is defined as

At which the volume becomes zero
The temperature at which all molecular motion ceases
At which water boils at 298K
At which liquid Helium boils

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