2 Dimensional Motion: Net force at an angle

In summary, 2 Dimensional Motion refers to the movement of an object in two dimensions, taking into account both the magnitude and direction of forces acting on the object. Net force at an angle is the combination of all the forces acting on an object, represented as a vector. It can be calculated using vector addition and is affected by individual forces, their magnitude and direction, and the angle at which they are applied. The net force at an angle determines an object's acceleration, which ultimately affects its motion.
  • #1
ayans2495
58
2
Homework Statement
A mass of 40 kg, sitting on a smooth surface, is acted on by a force of 18 N eastward inclined upward at 30 degrees. Find the acceleration.
Relevant Equations
F=ma
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  • #2
My solution was to find the horizontal component of the net force and divide that by the mass. Am I right?
 
  • #3
Your solution is correct.
 
  • #4
Lnewqban said:
Your solution is correct.
Thank you for your reply. I also got a value of 0.4 m s^-2, is that also correct?
 
  • #5
Yes, it is.
 

FAQ: 2 Dimensional Motion: Net force at an angle

What is net force at an angle?

Net force at an angle is the overall force acting on an object when two or more forces are applied in different directions. It takes into account both the magnitude and direction of the forces.

How is net force at an angle calculated?

Net force at an angle is calculated by using vector addition. This involves breaking down each force into its horizontal and vertical components, and then adding them together using trigonometric functions.

What is the relationship between net force at an angle and acceleration?

According to Newton's Second Law of Motion, the net force acting on an object is directly proportional to its acceleration. This means that as the net force at an angle increases, so does the acceleration of the object.

Can net force at an angle be negative?

Yes, net force at an angle can be negative. This occurs when the forces acting on an object are in opposite directions, causing them to cancel each other out and result in a net force of zero.

How does the angle of the net force affect the motion of an object?

The angle of the net force affects the direction of the acceleration of an object. If the net force is applied at an angle, the object will accelerate in that direction. However, if the net force is applied at a perpendicular angle, the object will only accelerate in the direction of the component of the force acting in that direction.

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