The 0.1-lb projectile A is subjected to a drag force of magnitude kv 2 , where the
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The 0.1-lb projectile A is subjected to a drag force of magnitude kv2, where the constant k = 0.0002 lb-sec2/ ft2. This drag force always opposes the velocity v. At the instant depicted, v = 100 ft/sec, θ = 45°, and r = 400 ft. Determine the corresponding values of r¨ and θ¨.
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y ku? 15° --x
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The drag force on the projectile A can be expressed as FD kv Where k 00002 lbsec2ft2 and v is ...View the full answer
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Related Book For
Engineering Mechanics Dynamics
ISBN: 9781118885840
8th Edition
Authors: James L. Meriam, L. G. Kraige, J. N. Bolton
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