Kinetic Friction Homework: F, Tension Force

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SUMMARY

The discussion focuses on a physics homework problem involving two objects, m1 (50 kg) and m2 (20 kg), connected by a cable on a 30° incline with a kinetic friction coefficient of 0.4. The first question requires calculating the applied force F necessary to maintain a constant speed of 3 m/s up the incline. The second question seeks to determine the tension force in the cable connecting the two objects. Participants emphasize the importance of showing work to receive assistance, adhering to forum guidelines.

PREREQUISITES
  • Understanding of Newton's laws of motion
  • Knowledge of forces acting on inclined planes
  • Familiarity with the concept of kinetic friction
  • Ability to perform calculations involving tension in cables
NEXT STEPS
  • Calculate the net force acting on m1 using F = ma
  • Learn about the equations of motion for objects on inclined planes
  • Study the relationship between tension and forces in connected systems
  • Explore the effects of varying coefficients of friction on motion
USEFUL FOR

Students studying physics, particularly those tackling problems involving forces on inclined planes, as well as educators looking for examples of applied physics concepts in homework scenarios.

5o5a
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Homework Statement



An object of mass m1=50kg, connected to another object of mass m2=20kg by a cable,is driven up an inclineof 30° by a force F , acting on m1 and parallel to the incline. Assuming a coefficient of kinetic of 0.4 between the two objects and the icline:

1-what should be the magnitude of the applied force to move up the icline with a constant speed of 3 m/s?
2- What is the tension force in the cable connecting the two objects?
 
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Hi 5o5a! Welcome to PF.

You may have missed seeing in the conditions for using this forum that you must show your attempt at solving the problem when you post the question. Otherwise, it reads as though you are expecting someone to do your homework for you, and that is not the purpose of this forum.

Have you got some working to show for this problem?
 

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