Angular acceleration calculation

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Homework Help Overview

The discussion revolves around calculating angular acceleration using torque and moment of inertia. Participants are examining the relationship between torque and angular acceleration in the context of rotational dynamics.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants are attempting to calculate angular acceleration using the formula α = Torque/I. There is a focus on the units involved and the potential impact of significant figures on the final answer. Some participants express confusion regarding discrepancies in their results.

Discussion Status

The discussion is ongoing, with multiple participants sharing their calculations and questioning the correctness of their answers. There is no clear consensus on the final solution, and participants are exploring different interpretations of the problem.

Contextual Notes

Participants are considering the implications of significant figures in their calculations and questioning whether this might affect the accuracy of their results. There is also a mention of differing final solutions among participants.

robax25
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Homework Statement
Angular acceleration calculation
Relevant Equations
T=I.α
Torque=225 Ncm

Torque=α*0.35 kg.cm²

α=225Ncm/0.35kg.cm²

=225 kg.m/s²*cm/0.35kg.cm²
=225*100/.35s²
=64285.7/s²
but the answer is wrong
 
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robax25 said:
Homework Statement:: Angular acceleration calculation
Relevant Equations:: T=I.α

Torque=225 Ncm

Torque=α*0.35 kg.cm²

α=225Ncm/0.35kg.cm²

=225 kg.m/s²*cm/0.35kg.cm²
=225*100/.35s²
=64285.7/s²
but the answer is wrong
Maybe too many significant figures in the answer? I get the same answer as you.
 
I get the solution.
 
robax25 said:
I get the solution.
What was different in the final solution?
 

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