Frequency of oscillations of object

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Homework Help Overview

The discussion revolves around determining the frequency of oscillations for an object, specifically analyzing the relationship between angular frequency and frequency in the context of sinusoidal functions.

Discussion Character

  • Exploratory, Assumption checking

Approaches and Questions Raised

  • Participants discuss the interpretation of the equation sin(20t) and its implications for calculating frequency, with some asserting that the provided answer is incorrect based on their calculations.

Discussion Status

Multiple participants express agreement with the original poster's calculations, indicating a shared belief that the given answer is incorrect. However, there is no explicit consensus on the correct answer, and the discussion remains open.

Contextual Notes

There appears to be a discrepancy between the calculated frequency and the answer provided, leading to questions about the correctness of the given solution.

desmond iking
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Homework Statement


what's the frequency of the oscillations of object?


Homework Equations





The Attempt at a Solution


since sin20t = sin wt ,
so , w=20=2pi f ,
my f is 20/2pi . the ans given is C .
which is wrong?
 

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I'd say that you are correct and that the given answer is wrong.
 
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desmond iking said:

Homework Statement


what's the frequency of the oscillations of object?


Homework Equations





The Attempt at a Solution


since sin20t = sin wt ,
so , w=20=2pi f ,
my f is 20/2pi . the ans given is C .
which is wrong?

Yours is correct. C is wrong.

ehild
 
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I third the motion.
 
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