text: # Pulling a sled across snow with a rope at an angle
  
  • Purpleshinyrock
  In summary, the man pulls a small sledge with a force F ⃗ of intensity equal to 50.0 N and that makes an angle with the horizontal θ = 30º. The sled moves horizontally and the resistance that the snow offers to the movement of the sled results in a frictional force of intensity F a = 15 N. The sled has a mass of 20 kg.
  
  #### Purpleshinyrock
  
  Poster has been reminded to show their work on schoolwork problems
  Homework Statement
  I need help understanding this exercise
  Relevant Equations
  dont know
  Hello. Can someone tell me what area of phisics should I study to better understand this exercise and also what should I do to solve this exercise please?
  A man pulls a small sledge with a force F ⃗ of intensity equal to 50.0 N and that makes an angle with the horizontal θ = 30º (see figure). The sled moves horizontally and the resistance that the snow offers to the movement of the sled results in a frictional force of intensity F a = 15 N. the sled has a mass of 20 kg. Determine:
  a) the normal reaction to which the sled is subjected;
  
  b) the resulting horizontal force on the sled;
  
  c) the acceleration acquired by the sled;
  
  d) the speed acquired by the sled after 10 s, assuming it started from rest.
  
  (Use g = 10.0 m ∙ s -2 ).
  
  Last edited by a moderator:
  Purpleshinyrock said:
  Can someone tell me what area of phisics should I study to better understand this exercise and also what should I do to solve this exercise please?
  Assuming you know trig, you just need classical mechanics.
  
  Purpleshinyrock said:
  also what should I do to solve this exercise please?
  With this type of problem, it is usually best to start by drawing a Free Body Diagram (FBD). So show us your FBD for the sled, and show us the equations that you write for it given the problem description and the questions...
  
  Purpleshinyrock and Vinh Nguyen
  Last edited:
  Purpleshinyrock
  Thank You all for the answers and advice I used them to learn about the topic and solve the problem,
  
  #### Attachments
  
  • Screenshot_2021-04-04 2020-11-11 18 32 Office Lens(1) pdf.png
  61.2 KB · Views: 214
  Lnewqban
  Purpleshinyrock said:
  Illegible
  
  phinds said:
  Illegible
  Is this better sir/maam?
  
  #### Attachments
  
  • 2020-11-11 18 32 Office Lens(1).pdf
  515.1 KB · Views: 157
  phinds
  Purpleshinyrock said:
  Is this better sir/maam?
  It looks right. But, did you know that ##14m/s## is about ##50km/h##? That's pretty fast for running backwards on snow.
  
  Purpleshinyrock
  woahh He must be very motivated (and maybe superhuman)
explanation: The document describes a physics problem involving a man pulling a sled across snow with a rope at an angle. The user asks for guidance on the area of physics to study and how to solve the problem. The problem includes multiple sub-questions (a, b, c, d) related to the normal reaction, resulting horizontal force, acceleration, and speed of the sled. The user later provides a solution and receives feedback on it.
distilabel_metadata.content: Evaluate the user given text extract and determine if it contains a math question and optionally and answer to this question.
  
  Output rules:
  
  1. Briefly describe the document and mention if it contains a question or a question and answer.
  2. Finalize the output with: Label: no-question,question,question-and-answer,multiple-question,multiple-question-and-answer
distilabel_metadata.role: system
distilabel_metadata.content: # Pulling a sled across snow with a rope at an angle
  
  • Purpleshinyrock
  In summary, the man pulls a small sledge with a force F ⃗ of intensity equal to 50.0 N and that makes an angle with the horizontal θ = 30º. The sled moves horizontally and the resistance that the snow offers to the movement of the sled results in a frictional force of intensity F a = 15 N. The sled has a mass of 20 kg.
  
  #### Purpleshinyrock
  
  Poster has been reminded to show their work on schoolwork problems
  Homework Statement
  I need help understanding this exercise
  Relevant Equations
  dont know
  Hello. Can someone tell me what area of phisics should I study to better understand this exercise and also what should I do to solve this exercise please?
  A man pulls a small sledge with a force F ⃗ of intensity equal to 50.0 N and that makes an angle with the horizontal θ = 30º (see figure). The sled moves horizontally and the resistance that the snow offers to the movement of the sled results in a frictional force of intensity F a = 15 N. the sled has a mass of 20 kg. Determine:
  a) the normal reaction to which the sled is subjected;
  
  b) the resulting horizontal force on the sled;
  
  c) the acceleration acquired by the sled;
  
  d) the speed acquired by the sled after 10 s, assuming it started from rest.
  
  (Use g = 10.0 m ∙ s -2 ).
  
  Last edited by a moderator:
  Purpleshinyrock said:
  Can someone tell me what area of phisics should I study to better understand this exercise and also what should I do to solve this exercise please?
  Assuming you know trig, you just need classical mechanics.
  
  Purpleshinyrock said:
  also what should I do to solve this exercise please?
  With this type of problem, it is usually best to start by drawing a Free Body Diagram (FBD). So show us your FBD for the sled, and show us the equations that you write for it given the problem description and the questions...
  
  Purpleshinyrock and Vinh Nguyen
  Last edited:
  Purpleshinyrock
  Thank You all for the answers and advice I used them to learn about the topic and solve the problem,
  
  #### Attachments
  
  • Screenshot_2021-04-04 2020-11-11 18 32 Office Lens(1) pdf.png
  61.2 KB · Views: 214
  Lnewqban
  Purpleshinyrock said:
  Illegible
  
  phinds said:
  Illegible
  Is this better sir/maam?
  
  #### Attachments
  
  • 2020-11-11 18 32 Office Lens(1).pdf
  515.1 KB · Views: 157
  phinds
  Purpleshinyrock said:
  Is this better sir/maam?
  It looks right. But, did you know that ##14m/s## is about ##50km/h##? That's pretty fast for running backwards on snow.
  
  Purpleshinyrock
  woahh He must be very motivated (and maybe superhuman)
distilabel_metadata.role: user
distilabel_metadata.raw_output_q_a_detector_0: The document describes a physics problem involving a man pulling a sled across snow with a rope at an angle. The user asks for guidance on the area of physics to study and how to solve the problem. The problem includes multiple sub-questions (a, b, c, d) related to the normal reaction, resulting horizontal force, acceleration, and speed of the sled. The user later provides a solution and receives feedback on it.
  
  Label: multiple-question-and-answer