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Which one of the following statements is...

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 orientation of the axes

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The correct Answer is:
D
A scalar quantity is independent of direction hence has the same value for observers with different orientation of the axes.
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ERRORLESS-BASIC MATHEMATICS AND VECTORS-NCERT Based Questions (Fundamentals of Vectors)
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  6. which of the following is not the vector quantity?

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  8. The X and Y components of a force F acting at 30^(@) to x-axis are res...

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  9. The angle made by the vecotr vec(A)= hat(i)+hat(j) with x-axis is

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  10. Any vector in an arbitrary direction can always be replaced by two (or...

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  11. If vecP= vecQ then which of the following is NOT correct?

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  12. Which of the following is independing of the choice of co-ordinate sys...

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  13. With respect to a rectangular Cartesian coordinate system, three vecto...

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  14. Surface area is

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  15. Angular momentum is

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  16. Two vectors are given by vec(A) = hat(i) + 2hat(j) + 2hat(k) and vec(B...

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  17. Figure 2 (EP). 13 shows the orientation of two vectors vec u and vec ...

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  20. If vec(A)= 2hat(i)+4hat(j)-5hat(k) then the direction of cosins of the...

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