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The kinetic energy of an object depends only on magnitude.

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in Aerodynamics by (773k points)
The kinetic energy of an object depends only on magnitude.

(a) True

(b) False

This question was addressed to me in my homework.

Asked question is from Energy Equation in chapter Aerodynamics – Fundamental Principles and Equations of Aerodynamics

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The correct choice is (a) True

Explanation: The kinetic energy depends only on magnitude. Kinetic energy is the product of mass and the square of velocity. The dot product of vector quantity is always scalar, hence it is the scalar quantity and depends only on magnitude.

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