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What is the unit of measurement of solid angles?(a) Steradians(b) Degrees(c) Radians(d) GradesI had been asked this question by my school principal while I was bunking the class.The origin of the question is The International System of Units topic in section Units and Measurements of Physics – Class 11

Answer»

Correct CHOICE is (a) Steradians

For explanation: AS plane angles are MEASURED in radians, in the same WAY solid angles are measured in steradians. A solid angle can be interpreted as the 3-dimensional FORM of a plane angle.



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