Understanding the Forces Acting on a Block on a Frictionless Incline

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The discussion revolves around understanding the forces acting on a block that is held in place on a frictionless incline by a massless string, which is positioned horizontally. Participants are exploring the implications of this setup and the forces involved.

Discussion Character

  • Exploratory, Conceptual clarification, Assumption checking

Approaches and Questions Raised

  • Participants are questioning how a horizontal string can be applied to a block on an incline and are considering the role of gravity in this scenario. There is an emphasis on breaking down the gravitational force into components to analyze the situation more clearly.

Discussion Status

Some participants have provided insights into the forces at play, specifically mentioning gravity and tension in the string. There is an ongoing exploration of the relationship between these forces and the conditions of the incline.

Contextual Notes

There is a noted ambiguity regarding the orientation of the string in relation to the incline, which is prompting further clarification and discussion among participants.

Faiza
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~~~~~~~forces!~~~~~~~~~

A Block Is Held In Place On A Frictionless Incline By A Massless String. The String Is Horizontal. What Forces Are Exerted On The Block?

Can Someone Explain This To Me!??
 
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Faiza said:
A Block Is Held In Place On A Frictionless Incline By A Massless String. The String Is Horizontal. What Forces Are Exerted On The Block?

Can Someone Explain This To Me!??

How can the string be horizontal but also be on a frictionless incline? Did you summarise the question? I'll just assume you meant horizontal to the incline.

Consider what forces are acting on the block. Consider the role gravity plays in making the block want to accelerate downward and the role other forces are playing to keep it still. Which force(s) is/are this/these? It may help to break gravity up into components parallel and perpendicular to the frictionless incline.
 
the force of gravity and the string?
 
Well yeah but to be more accurate the tension in the string.
 

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