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प्रश्न
What do you mean by luminous intensity?
उत्तर
The measure of the power of the emitted light, by a light source in a particular direction, per unit solid angle, is called luminous intensity.
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संबंधित प्रश्न
Temperature is a measure of total kinetic energy of the particles in a system.
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: 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.
Give the name of the instrument used for the measurement of temperature.
Name the three scales of temperature.
What are the differences between plane angle and solid angle?
What is electric current?
How many base quantities are there?
What is the symbol for a unit of electric current?
Mention the SI unit of luminous flux.
