Finding normal force - friction

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SUMMARY

The discussion centers on calculating the normal force for an object in equilibrium, where the angle of inclination and the coefficients of friction are unknown. Participants emphasize the importance of resolving gravitational force (Fg) into its components to determine the normal force accurately. The lack of specific values for the angle and friction coefficients complicates the solution process, leading to requests for hints and guidance on alternative methods.

PREREQUISITES
  • Understanding of equilibrium conditions in physics
  • Knowledge of force decomposition and vector resolution
  • Familiarity with friction concepts, including static and kinetic friction
  • Basic trigonometry for angle calculations
NEXT STEPS
  • Study the principles of static equilibrium in physics
  • Learn about resolving forces into components using trigonometric functions
  • Research the relationship between normal force and frictional force
  • Explore problems involving inclined planes and normal force calculations
USEFUL FOR

Students studying physics, particularly those focusing on mechanics and force analysis, as well as educators seeking to enhance their teaching methods in equilibrium and friction topics.

Moe_slow
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Homework Statement



the pic is in the attachment. and i am supposed to find the normal force. the object is in equilibrium.

The Attempt at a Solution



i tried to separate the Fg into its components but the angle is unknown. i can't seem to use any other method. force of friction is unknown and so is the coefficient.
 

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  • incline.jpg
    incline.jpg
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any hints?
 

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