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**v**(**j**)/**v**(**p**)) * (d(**p**)/d(**j**)) Drag is proportional...velocity (**v**) and density (d) The jet (**j**) is faster so it's value...the numerator on that part. The prop (**p**) is lower so it's density...2 Answers · Science & Mathematics · 07/07/2012

...acceleration due to gravity h height k constant l length m mass n number o

**p**momentum q Q charge r radius s distance t time u initial velocity**v**final velocity w weight x unknown y unknown z5 Answers · Science & Mathematics · 19/06/2009

...to the system and w is work done on the system; w is the "

**p**-**v**work", so like if we raise the temperature of a gas, the volume increases...1 Answers · Science & Mathematics · 20/11/2013

you have to solve this : (u-pv).

**v**=0; (4i -**j**+ k -2pi-3pj+pk).(2i + 3j - k)=0; ((4-2p)i +(-1-3p)**j**+(1+**p**)k).(2i+3j-k)=0; => 8-4p-3-9p-1-**p**=0; 4-13p=0;**p**=4/13;2 Answers · Science & Mathematics · 17/07/2010

**J**= impulse**P**= m***v****J**=**P**F*t = m***v**you could first figure out the velocity with the information that...1 Answers · Science & Mathematics · 30/01/2010

wind:

**v**_w = (110*cos45 i + 110*sin45**j**) km/h = (78 i + 78**j**) plane:**v**_**p**= -580km/h**j**Add these to get the plane's velocity relative to the ...2 Answers · Science & Mathematics · 21/02/2015

...work: (a) Electric field strength (E) = 145

**V**/m Now formula for the energy density is.../N.m2)(145V/m)2 = 9.30*10-8**J**/m3 (b) Formula for the charge stored on...2 Answers · Science & Mathematics · 02/07/2010

... ..

**P**(Watts) = Work (**J**) / time (s) .. (not**P**= W/d) [although we are not ...force delivered (F) x velocity (**V**) ..**V**=**P**/ F .. .. 35,...1 Answers · Science & Mathematics · 01/03/2012

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**V**^y ) = C ( a positive constant ) ........ where y is gamma Hence,**V**=**j*** (**P**^ ( -1/y ) ) where**j**is another positive constant. Hence, dV/dP...1 Answers · Science & Mathematics · 06/12/2011

...81*5.4

**p**= 437.4 (2)**p**= mv so**v**=**p**/m**v**= 1200/313**v**= 3.833 (3)**p**= mv m =**p**/**v**m = 31050/23 m = 1350 (4)**J**= change in momentum**J**=**P**(f) -**P**(i)**J**= mv(f) - mv(i)**J**...1 Answers · Science & Mathematics · 03/01/2015