Finding acceleration of snow boarder

In summary, A snowboarder is going up a 5.5° slope with a coefficient of friction of μk=0.10 for waxed wood on wet snow. We need to calculate the acceleration of the snowboarder in m/s2. The procedure is to first draw a free body diagram showing all the forces on the body and specifying a coordinate system for the positive direction. Once the diagram is drawn, the next steps can be taken easily. This problem belongs to the homework-help forum and new users are advised to read the rules for posting.
  • #1
alaa amed
19
0
Consider a snow boarder going up a 5.5° slope. Assume the coefficient of friction for waxed wood on wet snow is μk=0.10 and he is moving in the positive direction.
Calculate the magnitude of the acceleration of the snow boarder in m/s2.
 
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  • #2
Homework problem?
 
  • #3
Chandra Prayaga said:
Homework problem?
Practice problem
 
  • #4
All right. So the procedure is to first draw a diagram showing all the forces on the body, then specifying a coordinate system, which specifies what you mean by "moving in the positive direction." The diagram is called a free body diagram. Once you draw the diagram, we can take the next steps easily.
 
  • #6
Chandra Prayaga said:
All right. So the procedure is to first draw a diagram showing all the forces on the body, then specifying a coordinate system, which specifies what you mean by "moving in the positive direction." The diagram is called a free body diagram. Once you draw the diagram, we can take the next steps easily.
This is the FBD, but I do not think it's correct.
https://www.facebook.com/photo.php?fbid=832494440189905&set=a.171146579658031.31065.100002880693856&type=3&theater
 

Related to Finding acceleration of snow boarder

1. What is acceleration?

Acceleration is the rate at which an object changes its velocity. It is a vector quantity, meaning it has both magnitude and direction. In simpler terms, acceleration measures how quickly an object speeds up, slows down, or changes direction.

2. How is acceleration calculated?

Acceleration is calculated by dividing the change in velocity by the change in time. The formula for acceleration is: a = (vf - vi) / t, where a is acceleration, vf is final velocity, vi is initial velocity, and t is time.

3. How is acceleration of a snowboarder measured?

The acceleration of a snowboarder can be measured using a device called an accelerometer. This device measures the acceleration experienced by the snowboarder in three dimensions: forward/backward, left/right, and up/down.

4. What factors affect the acceleration of a snowboarder?

The acceleration of a snowboarder can be affected by several factors, including the angle of the slope, the friction between the snowboard and the snow, the weight of the snowboarder, and any external forces, such as wind or gravity.

5. Why is finding the acceleration of a snowboarder important?

Finding the acceleration of a snowboarder is important for understanding the physical forces and mechanics involved in snowboarding. It can also help in improving technique and safety by identifying areas where acceleration may be too high or too low.

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