If \[{{E}_{c}}=20\,\sin \,{{10}^{5}}\pi t\] and \[{{E}_{m}}=10\,\sin \ – McqOptions

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1.	If \[{{E}_{c}}=20\,\sin \,{{10}^{5}}\pi t\] and \[{{E}_{m}}=10\,\sin \,400\,\pi t\] are carrier and modulating signals, the modulation index is:
A.	\[56\,%\]
B.	\[30\,%\]
C.	\[50\,%\]
D.	\[48\,%\]
Answer» D. \[48\,%\]

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