What is the magnitude of force of friction of the snow

In summary, the conversation discusses a problem involving a sled being pulled at a constant velocity across a horizontal snow surface. The force applied to the sled rope and the angle at which it is applied are given, and the question is how to find the magnitude of the force of friction of the snow. The person asking for help has read the relevant chapter in their textbook but is still struggling to understand how to find the coefficient of friction and the force of friction. They mention that this is not a homework assignment, but rather they are studying for a test. The expert summarizes the key points that must be understood in order to solve the problem, including the concepts of components of vectors, coefficient of friction, and normal force. They also note that the net
  • #1
big daddy
7
0
seld pulled at a constant velocity acroos a horizontal snow surface, if force 80 apploed to the sled rope at an angle of 53 to the ground,
what is the magnitude of force of friction of the snow?
i don't know how to solve it
i have test 2morrow
i need some explanition plez
 
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  • #2
First, please stop writing in "texting" shorthand. It's not Youtube here.

And get used to the other rules: we are not here to answer your homework questions for you. You must show some of your effort before we help you. Do you have a textbook? Read a bit about components of vectors, and coefficient of friction, and normal force.
 
  • #3
i read the whole chapter and i still don't get it
i know the compnents of vector
first step i think
to get normal force::
80(cos53)
and you get
48 N
and I'm stuck!
i know that i have to find the coffecient of the friction
so i can get Ff
that's not a homework, I'm studying for a test
thanks
 
  • #4
This is not on a slope. You don't need the normal force here, actually. You need to know a few other things.

What's the net force on this object if it is pulled at a constant velocity?
 
  • #5
isn't 0..
 

1. What is the definition of the magnitude of force of friction?

The magnitude of force of friction refers to the amount of resistance or force that is generated when two surfaces come into contact and slide against each other. It is a measure of the strength of the force that opposes the motion between the two surfaces.

2. How is the magnitude of force of friction of snow determined?

The magnitude of force of friction of snow is determined by several factors, including the coefficient of friction of snow (which depends on the type of snow and its temperature), the surface area of contact between the snow and the object, and the weight or mass of the object that is moving over the snow. These factors are used in equations such as Newton's second law of motion to calculate the magnitude of force of friction.

3. Why is the magnitude of force of friction of snow important?

The magnitude of force of friction of snow is important because it affects the motion of objects on snow-covered surfaces. For example, the higher the magnitude of force of friction, the more difficult it is to move an object through the snow. This can impact various activities such as skiing, driving, and walking on snow.

4. How does the magnitude of force of friction of snow differ from other surfaces?

The magnitude of force of friction of snow can vary greatly from other surfaces, such as ice, pavement, or grass. This is because the coefficient of friction of snow is different from these other surfaces, and can also change depending on the type of snow and its temperature. Additionally, the presence of ice or other debris on the snow can also affect the magnitude of force of friction.

5. Can the magnitude of force of friction of snow be reduced?

Yes, the magnitude of force of friction of snow can be reduced by altering the factors that affect it. For example, using a lubricant or reducing the surface area of contact between the snow and the object can decrease the magnitude of force of friction. Additionally, using techniques such as waxing skis or using snow tires on a vehicle can also reduce the force of friction on snow-covered surfaces.

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