QUESTION IMAGE
Question
in this diagram, an object is represented by the circle and the arrows represent the forces acting on the object.
how would the object be expected to behave if it starts out not moving?
○ move to the right at a constant speed
○ move to the left at a constant speed
○ speed up moving to the left
○ speed up moving to the right
Step1: Calculate net force
The force to the left is \( F_{left}=300N \), and the force to the right is \( F_{right} = 100N \). The net force \( F_{net}=F_{left}-F_{right}\).
Substitute the values: \( F_{net}=300 - 100=200N\) to the left.
Step2: Analyze motion using Newton's second law
According to Newton's second law \( F = ma\) (where \(F\) is the net force, \(m\) is the mass of the object, and \(a\) is the acceleration). Since \(F_{net}
eq0\), there is an acceleration. The object starts from rest (\(v_0 = 0\)). A non - zero net force to the left means the acceleration is to the left. Using the equation \(v=v_0+at\) (\(v_0 = 0\)), the velocity \(v\) will increase in the direction of the acceleration (to the left).
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speed up moving to the left