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Acoustics - Solution for Problem | PHYS 170, Assignments of Physics

Duquesne UniversityPhysics

Material Type: Assignment; Class: Acoustics; Subject: Physics; University: Duquesne University; Term: Unknown 1989;

Typology: Assignments

Pre 2010

Uploaded on 08/18/2009

koofers-user-ok2
koofers-user-ok2 🇺🇸

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10. Calculate the kinetic energy of a 1500-kg automobile with a speed of 30 m/s. If it accelerates to this speed in 20 s, what average power has been developed. _ 3 2 me [yea kes = w . ke 2 Vv yr fe mis (~ _ _ — cE = 4 CiSae leg) (2a mis)’ = 675 x)o°> FT) 4 Werle Power > Gee To yelste Werk + KE use Lor ~ + = ao WF GEE = Ep KE, TI assure His gute miele stete Fam rest, cree though the insek dees nd Sey thy. = FE ~ke.,., 2 4 Jk wo z Vw rE FINat Ie PMT AL 2 Versi oe Me itiAL eS Te ¢ = 6.75 xo T GIS xXte? To — Power * Jos = (3 38x07 Ww) ~~