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Oscillations
A wave equation is given by $\;x_{1}=A sin w(t-\large\frac{x}{K})\;$ where A is in mts , w is in Hz , x is in mts . The units of k are
$(a)\;m/s\qquad(b)\;m/s^2\qquad(c)\;m\qquad(d)\;m^2/s^2$
jeemain
physics
class12
unit10
oscillations-and-waves
easy
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asked
Mar 7, 2014
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yamini.v
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Jul 10, 2014
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1 Answer
Answer : (a) $\;m/s$
Explanation :
The equation becomes $\;\large\frac{wx}{K}\;$ inside which should be unitless
As the units of x are m and w is $s^{-1}$
Therefore , The units of K are m/s .
answered
Mar 7, 2014
by
yamini.v
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