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1. Give the name of the instrument used for the measurement of temperature.
A is an instrument that measures the of an object.
2. What is the SI unit of luminous intensity?
Luminous intensity is the measure of the , by a light source in a particular direction, per unit .
is the unit of luminous intensity, and it is denoted as .
3. What type of oscillations are used in atomic clocks?
The that occur within the atom are used in atomic clocks. The precision of these clocks is one second in every \(10^{13}\) seconds.
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