Concept explainers
Does the odometer of a car measure a scalar or a vector quantity? What about the speedometer?
Answer to Problem 9Q
Solution:
Odometer and speedometer measure a scalar quantity.
Explanation of Solution
The odometer of a car measures the distance traveled by car and distance is a scalar physical quantity. So odometer measures a scalar quantity.
The speedometer of a car measures an instantaneous speed of a vehicle, and instantaneous speed is a scalar quantity. So, speedometer measures a scalar quantity.
Chapter 3 Solutions
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