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Which quantity in this list is NOT a vector?

AMomentum
BAccelerat
CLength
DVelocity
Answer & Solution
Correct answer: C. Length
1. Velocity, momentum and acceleration all have direction. 2. Length is given by a number and a unit alone. 3. So length is not a vector. 4. The answer is length. _Source: syllabus Mathematics, Ch 10 'Vector Algebra'_
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