1110 km, 10- hour flight was travelled at 2 speeds. For the first part of the trip. The average speed was 90 km/h. The tailwind picked up and the speed increased to an average of 120 km/h. How long was spent in flying the plane at the speed of 90 km/h?
1110 km, 10- hour flight was travelled at 2 speeds. For the first part of the trip. The average speed was 90 km/h. The tailwind picked up and the speed increased to an average of 120 km/h. How long was spent in flying the plane at the speed of 90 km/h?
Glencoe Physics: Principles and Problems, Student Edition
1st Edition
ISBN:9780078807213
Author:Paul W. Zitzewitz
Publisher:Paul W. Zitzewitz
Chapter6: Motion In Two Dimensions
Section6.3: Relative Velocity
Problem 27PP
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A 1110 km, 10- hour flight was travelled at 2 speeds. For the first part of the trip. The average speed was 90 km/h. The tailwind picked up and the speed increased to an average of 120 km/h.
How long was spent in flying the plane at the speed of 90 km/h?
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