Questions
Which one of the following statements is true?
a
A scalar quantity is the one that is conserved in a process.
b
A scalar quantity is the one that can never take negative values
c
A scalar quantity is the one that does not vary from one point to another in space
d
A scalar quantity has the same value for observers with different orientations of the axes
detailed solution
Correct option is D
A scalar quantity has magnitude only it has no direction . Its magnitude does not depend on the orientation of axes. For example, mass of an object is 1 kg. This mass remains 1 kg for any orientation of the co-ordinate axes.Talk to our academic expert!
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