How Does Angling the Force Affect Kinetic Energy Increase in a Sled?

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SUMMARY

The discussion centers on the effect of angling the pulling force on the kinetic energy increase of a sled being pulled across a frictionless surface. When the pulling force is aligned with the sled's displacement, the kinetic energy increases by 38%. If the force is angled 62 degrees above the +x axis, the increase in kinetic energy will be less than 38% due to the vertical component of the force not contributing to the sled's acceleration in the horizontal direction. The relationship between force, angle, and kinetic energy is governed by the equation KE = 1/2 mv².

PREREQUISITES
  • Understanding of kinetic energy and its formula (KE = 1/2 mv²)
  • Basic knowledge of vector components and angles in physics
  • Familiarity with the concept of frictionless surfaces in mechanics
  • Ability to analyze forces acting on an object
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  • Explore the effects of force angles on acceleration using vector decomposition
  • Study the relationship between work done and kinetic energy in physics
  • Investigate the principles of dynamics in frictionless environments
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mchu422
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Homework Statement



A sled is being pulled across a horizontal patch of snow. Friction is neglibile. The pulling force points in the same direction as the sled's displacement, which is along the +x axis. As a result, the kinetic energy of the sled increases by 38 percent. By what percent would the sled's kinetic energy have increased if the force had pointed 62 degrees above the +x azis?


Homework Equations



I'm not sure, all i have for KE is ...

KE= 1/2 mv2



The Attempt at a Solution



n/a
 
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mchu422 said:

Homework Statement



A sled is being pulled across a horizontal patch of snow. Friction is neglibile. The pulling force points in the same direction as the sled's displacement, which is along the +x axis. As a result, the kinetic energy of the sled increases by 38 percent. By what percent would the sled's kinetic energy have increased if the force had pointed 62 degrees above the +x azis?

Homework Equations



I'm not sure, all i have for KE is ...

KE= 1/2 mv2

The Attempt at a Solution



n/a

Welcome to Physics Forums.

Do you have any intuition about this? Will pulling upward give a greater or lesser speed, or will it be the same?
 

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