The horizontal component would be
(77.02 m/s) cos(34°) ≈ 63.85 m/s
Answer:
La fuerza que se ejerce entre las dos cargas es 2880 N.
Explanation:
La ley de Coulomb indica que los cuerpos cargados sufren una fuerza atractiva o repulsiva al acercarse. La fuerza es atractiva si las cargas son del signo opuesto y repulsión si son del mismo signo. El valor de la fuerza es proporcional al producto del valor de sus cargas e inversamente proporcional al cuadrado de la distancia que los separa. Esto se expresa matemáticamente como:
![F=k*\frac{Q*q}{r^{2} }](https://tex.z-dn.net/?f=F%3Dk%2A%5Cfrac%7BQ%2Aq%7D%7Br%5E%7B2%7D%20%7D)
donde:
- F es la fuerza eléctrica de atracción o repulsión. Se mide en Newtons (N).
- Q y q son los valores de las dos cargas puntuales. Se miden en culombios (C).
- r es el valor de la distancia que los separa. Se mide en metros (m).
- k es una constante de proporcionalidad llamada constante de la ley de Coulomb.
En este caso:
- F= ?
- Q= 4*10⁻⁵ C
- q= 2*10⁻⁵ C
- r= 0.05 m
- k= 9*10⁹
![\frac{N*m^{2} }{C^{2} }](https://tex.z-dn.net/?f=%5Cfrac%7BN%2Am%5E%7B2%7D%20%7D%7BC%5E%7B2%7D%20%7D)
Reemplazando:
![F=9*10^{9} \frac{N*m^{2} }{C^{2} }*\frac{4*10^{-5} C*2*10^{-5}C }{(0.05 m)^{2} }](https://tex.z-dn.net/?f=F%3D9%2A10%5E%7B9%7D%20%5Cfrac%7BN%2Am%5E%7B2%7D%20%7D%7BC%5E%7B2%7D%20%7D%2A%5Cfrac%7B4%2A10%5E%7B-5%7D%20C%2A2%2A10%5E%7B-5%7DC%20%7D%7B%280.05%20m%29%5E%7B2%7D%20%7D)
F= 2880 N
<u><em>La fuerza que se ejerce entre las dos cargas es 2880 N.</em></u>
Answer:
A. The horizontal velocity vector points to the right & equals v cos θ.
Explanation:
The motion describes a parabolic path, where the horizontal speed is constant and the horizontal velocity vector always points to the right and equals v*cos θ.
One-half second after starting from rest, a freely falling object will have a speed of about 5 m/s.
<h3>
What do you mean by falling object?</h3>
Falling things include goods, tools, garbage, and rubbish that are blown, dropped, or displaced from heights.
Physical science research frequently involves the study of gravity. Of course, what makes things fall is the force of gravity. A force of attraction between two objects is constant. This pulling force is similar to the pull of gravity.
given free fall from rest i.e.
initial velocity u=0 m/s
acceleration a = 10m/s2
time t=0.5 seconds
we know final velocity v = u + at = 0 + (10 *0.5) = 5m/s
To learn more about the falling object, visit: brainly.com/question/13299152
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Answer:
There is no correlation that can be made between the predator and prey populations.
Explanation:
Ermrmrm.