5. What force would cause the rope to stop moving?
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1 point
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a 100 N to the left
b 100 N to the right
c 400 N to the right
d 300 N to the left
d) 300 N to the left
To determine the force that would cause the rope to stop moving, we need to consider the net force acting on the rope. The net force is the sum of all the forces acting on an object. In this case, we are given four options for the force:
a. 100 N to the left
b. 100 N to the right
c. 400 N to the right
d. 300 N to the left
To stop the rope from moving, the net force acting on it must be zero. This means that the force pushing the rope to the left must be equal to the force pushing it to the right.
Looking at the options given, the only force pairing that results in a net force of zero is:
d. 300 N to the left
So, the force that would cause the rope to stop moving is 300 N to the left.
To determine the force that would cause the rope to stop moving, we need to analyze the forces acting on the rope. It seems that the rope is being pulled in either direction, and we have four options to consider: 100 N to the left, 100 N to the right, 400 N to the right, and 300 N to the left.
To solve this problem, we can use Newton's second law of motion, which states that the net force acting on an object is equal to the mass of the object multiplied by its acceleration. In this case, we can assume that the rope has negligible mass since it is not specified.
If the rope is not accelerating and is at rest or moving with a constant velocity, the net force acting on it should be zero. This means that the forces pulling in one direction should be balanced by the forces pulling in the opposite direction.
Let's consider the given options:
a) 100 N to the left: If the rope is being pulled with 100 N force to the left, it means there is a force pulling it in the opposite direction to balance it out. So, this force alone would not be enough to stop the rope from moving.
b) 100 N to the right: Similarly, if the rope is being pulled with 100 N force to the right, there should be a force pulling it in the opposite direction to balance it out. This force alone would also not stop the rope from moving.
c) 400 N to the right: If the rope is being pulled with 400 N force to the right, and there is no equal and opposite force acting on the rope, this force would cause the rope to accelerate in the right direction, not stop it.
d) 300 N to the left: Lastly, if the rope is being pulled with 300 N force to the left, and there is no equal and opposite force acting on the rope, this force would cause the rope to accelerate in the left direction, not stop it.
Therefore, none of the given options would cause the rope to stop moving.