A car travels from A to B at an average speed of 80 kph and back to A without loss of time at an average speed of 100 kph. Determine the average speed for the entire trip. A 88.89 kph в) о kph c) 9.88 kph D 9.89 kph E 98.98 kph

A car travels from A to B at an average speed of 80 kph and back to A without loss of time at an average speed of 100 kph. Determine the average speed for the entire trip. A 88.89 kph в) о kph c) 9.88 kph D 9.89 kph E 98.98 kph

An Introduction to Physical Science

14th Edition

ISBN:9781305079137

Author:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Publisher:James Shipman, Jerry D. Wilson, Charles A. Higgins, Omar Torres

Chapter2: Motion

Section: Chapter Questions

Problem 1AYK: Do highway speed limit signs refer to average speeds or to instantaneous speeds? Explain.

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Concept explainers

Distance and Speed

The speed, distance and time relation forms the basis of study of motion. You will need these concepts in the study of Mechanics. This concept is applicable for students who are studying the following courses –

Question

A car travels from A to B at an average speed of 80 kph and back to A without loss of time at an average speed of 100 kph.
Determine the average speed for the entire trip.
A 88.89 kph
B 0 kph
c) 9.88 kph
D 9.89 kph
E) 98.98 kph

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