If two sinusoids of the same frequency but of different amplitudes and phase angles are subtracted, the resultant is

A sinusoid of half the original frequency

A sinusoid of the same frequency

A sinusoid of double the frequency

If two sinusoids of the same frequency but of different amplitudes an

1.	If two sinusoids of the same frequency but of different amplitudes and phase angles are subtracted, the resultant is
A.	A sinusoid of the same frequency
B.	A sinusoid of half the original frequency
C.	A sinusoid of double the frequency
D.	Not a sinusoid
Answer» B. A sinusoid of half the original frequency