225k views
3 votes
A 1000 kg car is moving up a 25 degree hill. The car can supply 8000N of force and the coefficient of kinetic friction is 0.3 Draw a force diagram that includes the force of gravity acting on the car, the normal force, force the car can supply, and the force of friction. Can the car make it up the hill, if so, with what acceleration?​

User Jnevelson
by
8.0k points

1 Answer

4 votes

To draw a force diagram for the car moving up a hill, we need to consider the forces of gravity, normal force, force the car can supply, and force of friction. The car's ability to make it up the hill and its acceleration can be determined by evaluating the magnitudes of these forces.

To draw a force diagram for the car moving up the hill, we need to consider the four forces acting on it:

  1. The force of gravity acting downwards, which can be represented by the equation Fgravity = m * g. Here, m represents the mass of the car and g represents the acceleration due to gravity.
  2. The normal force acting perpendicular to the surface of the hill, which can be represented by the equation Fnormal = m * g * cos(θ). Here, θ represents the angle of the hill.
  3. The force the car can supply, which is equal to the force of the car's engine. This force is given as 8000N.
  4. The force of friction acting opposite to the direction of motion, which can be represented by the equation Ffriction = μ * Fnormal. Here, μ represents the coefficient of kinetic friction.

Based on the given information, we can calculate the magnitudes of these forces and determine if the car can make it up the hill and with what acceleration.

User Dester Dezzods
by
8.1k points