A) \[{{f}_{c}}=200\,Hz\,;\,{{f}_{\omega }}=30Hz\,;\,\mu =\frac{1}{2}\]
B) \[{{f}_{c}}=150\,Hz\,;\,{{f}_{\omega }}=50Hz\,;\,\mu =\frac{2}{3}\]
C) \[{{f}_{c}}=200\,Hz\,;\,{{f}_{\omega }}=50Hz\,;\,\mu =\frac{1}{2}\]
D) \[{{f}_{c}}=150\,Hz\,;\,{{f}_{\omega }}=30Hz\,;\,\mu =\frac{1}{3}\]
Correct Answer: B
Solution :
\[{{\ell }_{m}}(t)=30\,\sin \,(300\,\pi t)+10\,\cos \,(400\,\pi t)\] \[f=\frac{\omega }{2\pi }=\frac{300\pi }{2\pi }=150\] \[=\frac{20\pi }{2\pi }=100\] \[\frac{400}{2\pi }=200\] \[{{f}_{c}}=150\,Hz\] \[{{f}_{m}}=50\,Hz\] \[\mu \frac{2}{3}\]You need to login to perform this action.
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