Why is Tension Greater Than ma in a Horizontal Pull Scenario?

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SUMMARY

The discussion centers on the physics of a box being pulled at a constant acceleration along a frictionless surface by a wire at a 5-degree angle. It is established that the tension in the wire exceeds the product of mass (m) and acceleration (a) due to the vertical component of the tension counteracting gravitational force. The equation f = ma is applied, with the tension (T) and gravitational force (mg) being the primary forces acting on the box. A free body diagram is essential for visualizing the vector components of these forces.

PREREQUISITES
  • Understanding of Newton's Second Law (f = ma)
  • Basic knowledge of vector components in physics
  • Familiarity with free body diagrams
  • Concept of tension in physics
NEXT STEPS
  • Study the effects of angles on tension in physics problems
  • Learn how to draw and interpret free body diagrams
  • Explore the relationship between tension and gravitational force
  • Investigate scenarios involving frictionless surfaces and constant acceleration
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Students studying physics, particularly those focusing on mechanics, as well as educators seeking to clarify concepts related to tension and forces in motion.

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Homework Statement



a box withmass m is pulled with a constant a along a horizontal frictionless floor by a wire that makes a 5 degree angle above the horizontal. why is the tension greater than ma?

Homework Equations


f=ma


The Attempt at a Solution


i don't know where to start
f=t+mg
 
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Draw a Free Body Diagram.
 
vector components: parallel the motion, and perpendicular to the motion.
 

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