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प्रश्न
The coldness or hotness of a substance is expressed by _______.
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उत्तर
The coldness or hotness of a substance is expressed by Temperature.
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संबंधित प्रश्न
Electric current is a ______ quantity
If one coulomb of charge is flowing in one minute, it is called ‘ampere’
Amount of substance gives the number of particles present in a substance.
Angle formed at the top of a cone is an example for ‘plane angle’
Consider the statement given below and choose the correct option
Assertion: Electric current, amount of substance, luminous intensity are the fundamental physical quantities.
Reason: They are independent of each other.
Consider the statement given below and choose the correct option.
Assertion: Radian is the unit of solid angle.
Reason: One radian is the angle subtended at the center of a circle by an arc of length equal to its radius.
Define – mole.
What are the differences between plane angle and solid angle?
Temperature is a measure of total ______ of the particles in a system.
Mention the SI unit of luminous flux.
