Explanation:
When a car is breaking, the brakes apply pressure/force onto the wheels(car) which allows it to slow down.
When the car collides with an object, it is exerting a force upon that object to which it applies an equal and opposite force on the car.
I think this is what you are asking for.
Hope This Helps :)
Answer:
from figure
net field at point P
{l =4l}
C iron oxide hope this helps
48
I'm not sure if this is right I'm so sorry if its not
A