Ratio of Tensions: Solving for T1/T2 with Connected Blocks and Constant Tension

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SUMMARY

The discussion focuses on calculating the ratio of tensions T1 and T2 in a system of two connected blocks, m1 and m2, on a frictionless surface. The blocks are pulled by a force T2 applied to m2, resulting in both blocks accelerating at the same rate. By applying Newton's second law, participants conclude that the ratio T1/T2 can be derived from the masses of the blocks and their shared acceleration. The key takeaway is that understanding the dynamics of the system allows for the determination of the tension ratio.

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  • Understanding of Newton's second law of motion
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  • Basic knowledge of mass and acceleration relationships
  • Ability to draw and analyze free body diagrams
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  • Explore the concept of tension in different physical contexts
  • Investigate frictionless surfaces and their implications in mechanics
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Homework Statement



Two blocks, masses m1 and m2, are connected by a massless cord as seen below. If the two blocks are pulled with a constant tension on a frictionless surface by applying a force of magnitude T2 to a second cord connected to m2, what is the ratio of the tensions in the two cords T1/ T2 in terms of the masses?

M1[tex]\stackrel{T1}{\rightarrow}[/tex]M2[tex]\stackrel{T2}{\rightarrow}[/tex]

I am completely confused by this statement; any hints would be greatly apprecitated
 
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The system moves due to a force applied along the second cord (T2), which pulls both M2 and M1. Net force is mass*acceleration...considering the situation is ideal, the acceleration for the 2 blocks is the same. Using this, you could find the ratio T1/T2.
 
gmunoz18 said:

Homework Statement



Two blocks, masses m1 and m2, are connected by a massless cord as seen below. If the two blocks are pulled with a constant tension on a frictionless surface by applying a force of magnitude T2 to a second cord connected to m2, what is the ratio of the tensions in the two cords T1/ T2 in terms of the masses?

M1[tex]\stackrel{T1}{\rightarrow}[/tex]M2[tex]\stackrel{T2}{\rightarrow}[/tex]

I am completely confused by this statement; any hints would be greatly apprecitated
The problem is asking you to determine the tension in the cord between the 2 blocks, when the blocks are pulled by the given value, T2, of the second cord. The blocks must move together and accelearte at the same rate. Try using Newton 2 to calculate the acceleration of the 2 blocks as they move together, then isolate the first block in a free body diagram to determine T1, and the T1/T2 ratio.
 

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