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Course: MAE 212, Fall 2008School: ASU
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1.7 Problem On August 20, 1974, Nolan Ryan threw the first baseball pitch measured at over 100 mi/h. The measured speed was 100.9 mi/h. Determine the speed of the pitch to four significant digits (a) in ft/s; (b) in km/h. Solution: (a) v D 100.9 mi h mi h 5280 ft 1 mi 5280 ft mi 1h 3600 s D 148.0 ft s v D 100.9 (b) 0.3048 ft 1 m km 1000 m D 162.4 km/h c 2005 Pearson Education, Inc., Upper Saddle River, NJ....
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1.7 Problem On August 20, 1974, Nolan Ryan threw the first baseball pitch measured at over 100 mi/h. The measured speed was 100.9 mi/h. Determine the speed of the pitch to four significant digits (a) in ft/s; (b) in km/h.
Solution:
(a) v D 100.9 mi h mi h 5280 ft 1 mi 5280 ft mi 1h 3600 s D 148.0 ft s
v D 100.9 (b)
0.3048 ft
1 m km 1000 m
D 162.4 km/h
c 2005 Pearson Education, Inc., Upper Saddle River, NJ. All rights reserved. This material is protected under all copyright laws as they currently exist. No portion of this material may be reproduced, in any form or by any means, without permission in writing from the publisher.
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