- initial velocity=15m/s=u
- Acceleration=a=5m/s^2
- Final velocity=v=30m/s
- Distance be s
Using 3rd equation of kinematics






Momentum equation is
change in momentum = mass•initial velocity•final velocity
so....
p=700(15) because your initial is 30, and your final in 15, so you subtract! hope that helped!
Answer:
Le calcul du courant se fait avec deux éléments : la tension et la valeur de la résistance. Courant (A) = tension (V) / résistance (Ohm) ce qui donne la formule I = U/R.
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