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WorksheetsMeasurement - Class-8 Physics
Total questions: 10
Worksheet time: 5mins
Which one the following systems of unit is the British System of unit?
CGS
MKS
FPS
SI
SI unit of temperature is ______
Celsius
Fahrenheit
kelvin
ampere
Luminous intensity is the intensity of _____
Laser Light
Visible Light
IR light
UV Light
Closeness of two or more measured values is called as _____
Accuracy
Precision
Error
Approximation
The coldness or hotness of a substance is expressed by _______.
Temperature
Luminous Intensity
Amount of Substance
Distance
_______ is used to measure electric current.
Thermometer
Ammeter
Scale
Photometer
One mole of a substance contains _______ atoms or molecules.
6.023X1023 (Avagadro Number)
6.62607004 × 10-34 m2 kg / s (Plank's Constant)
6.67430(15)×10−11 m3⋅kg−1⋅s−2
The uncertainty in measurement is called as _______.
Error
Accuracy
Approximation
Precision
The closeness of the measured value to the original value is _______.
Error
Precision
Approximation
Accuracy
The intersection of two straight lines gives us _______.
Solid Angle
Plane Angle
Acute Angle
Right Angle
