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प्रश्न
Amount of substance gives the number of particles present in a substance.
पर्याय
True
False
MCQ
चूक किंवा बरोबर
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उत्तर
Amount of substance gives the number of particles present in a substance- True.
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Base Quantities and Units
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संबंधित प्रश्न
Luminous intensity is the intensity of ______
The solid angle is measured in _______.
The coldness or hotness of a substance is expressed by _______.
Temperature is a measure of total kinetic energy of the particles in a system.
If one coulomb of charge is flowing in one minute, it is called ‘ampere’
Match the following.
| Temperature | Closeness to the actual value |
| Plane angle | Measure of hotness or coldness |
| Solid angle | Closeness to two or more measurements |
| Accuracy | Angle formed by the intersection of three or more planes |
| Precision | Angle formed by the intersection of two planes |
What do you mean by luminous intensity?
What is electric current?
What is the symbol for a unit of electric current?
Mention the SI unit of luminous flux.
