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  1. AN 83.....? (83 + 136) = 219kg. (15 x 4.4)/219 = 0.3m/sec., left.

    2 Answers · Science & Mathematics · 05/10/2012

  2. (a) translational kinetic energy = (1/2)*m*(v^2) =(1/2)*10*(10^2) =500J (b) rotational kinetic energy =(1/2)*I*(w^2) w-angular velocity(omega), I-moment of inertia =(1/2)*(2/5*m*r^2)(w^2...

    2 Answers · Science & Mathematics · 24/12/2012

  3. Don't forget to supply what units you are working with! (342 + 24.5) = apparent V of 366.5m/sec. a) (366.5/342) x 400 = 428.655Hz. b) 428.655Hz.

    2 Answers · Science & Mathematics · 30/01/2013

  4. OK, simple V=D/T. Velocity = Distance/Time D = 2 x pi x r . T (in seconds) is 23.9 x 3600 (seconds in an hour) Since everything is nice an linear - the R for part be needs to be 1/3 of...

    1 Answers · Science & Mathematics · 04/07/2013

  5. (a) p = mv = 1.2e5 kg·m/s (b) v = p / m = 1.2e5kg·m/s / 8kg = 1.5e4 m/s = 15 km/s

    1 Answers · Science & Mathematics · 24/06/2016

  6. a) 0.5*m*v^2 = 12 J b) F*d = 600 J c) F*d = -200J d) F*d = m*g*(8sin(37)) = -283.38 J e) F*d = 0 J f) W_net = 600 - 200 - 283.38 = 116.62 J

    1 Answers · Science & Mathematics · 29/11/2009

  7. Momentum is conserved; the initial momentum of the system is zero, as is the final momentum: m*V = M*v → v = V*m/M = 4.1*15/188 v = 0.327 m/s

    1 Answers · Science & Mathematics · 03/12/2012

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