An aircraft touches down at a speed of 200 km/hour and the brakes are applied. If the aircraft deceleration is given by a = -0.05 v (using units of metres and seconds), how far will it have travelled along the runway by the time its speed drops to 20 km/hour?

An aircraft touches down at a speed of 200 km/hour and the brakes are applied. If the aircraft deceleration is given by a = -0.05 v (using units of metres and seconds), how far will it have travelled along the runway by the time its speed drops to 20 km/hour?

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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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) An aircraft touches down at a speed of 200 km/hour and the brakes are applied. If
the aircraft deceleration is given by a = -0.05 v (using units of metres and
seconds), how far will it have travelled along the runway by the time its speed
drops to 20 km/hour?

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