Physics · Mechanics

Which of the following statements correctly defines a scalar quantity?

Verified Solution4 OptionsUpdated: October 2026👁️1 View

1A physical quantity that obeys the triangle law of vector addition.
2A physical quantity that changes its magnitude depending on the frame of reference.
3A physical quantity that has magnitude only and no definite direction.✓
4A physical quantity that has both magnitude and a specific direction.

Correct answer

A physical quantity that has magnitude only and no definite direction.

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