NEET Physics SI Units MCQ Question
Which of the following combinations correctly describe SI units and their properties?
SI units include base units and derived units, allowing for simple conversions.
All SI units are dimensionless and do not require a comparison standard.
Radian and steradian are considered base SI units for angular measurements.
SI units are arbitrary and can be changed based on convenience.
Correct Answer
Detailed Explanation
SI units consist of seven base units and allow for straightforward conversions, as highlighted in the NCERT context. Radians and steradians are defined as units for angles but are not base units.
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