Physics - kinematics homework question.

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Homework Help Overview

The discussion revolves around a kinematics problem involving an electron accelerated from rest to a specified velocity over a given distance. Participants are tasked with finding the acceleration and the time taken to reach the final velocity.

Discussion Character

  • Mixed

Approaches and Questions Raised

  • Participants explore various kinematic equations, questioning the validity of their chosen formulas and the arithmetic involved in their calculations.
  • Some participants attempt to show their work to clarify their reasoning, while others express confusion regarding the relationships between acceleration, velocity, and time.
  • There are discussions about the dimensional consistency of the equations used and the implications of results that exceed realistic time frames.

Discussion Status

The conversation is ongoing, with participants providing feedback on each other's calculations and suggesting alternative approaches. Some guidance has been offered regarding the correct use of formulas, but there remains a lack of consensus on the accuracy of the results obtained.

Contextual Notes

Participants mention constraints such as the formulas provided in their homework materials and express uncertainty about how to handle multiple unknowns in their calculations. There is also a recognition of the unrealistic nature of some calculated times in relation to physical reality.

  • #31
That all worked out fine for me. Hopefully someone else will come along to see if there are any mistakes.
 
Last edited:

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