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प्रश्न
Define – mole.
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उत्तर
Mole is defined as the amount of substance, which contains 6.023 x 1023 entities.
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संबंधित प्रश्न
Luminous intensity is the intensity of ______
One mole of a substance contains _______ atoms or molecules.
Temperature is a measure of total kinetic energy of the particles in a system.
Angle formed at the top of a cone is an example for ‘plane angle’
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 |
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.
Give the name of the instrument used for the measurement of temperature.
What do you mean by luminous intensity?
What is electric current?
Temperature is a measure of total ______ of the particles in a system.
