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

V

Vinay Kumar • 8.55K Points
Tutor III

Q. 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

Correct : Option (A)

Share

Discusssion

Login to discuss.

Be the first to start discuss.

Related MCQs

Q. The radiation pattern of a half-wave dipole has the shape of a

Q. A capacitor is charged by a constant current of 2mA and results in a voltage increase of 12V in a 10 sec interval. The value of capacitance is

Q. In open loop system

Q. A pole changing type squirrel cage motor used in derricks has four, eight and twenty four poles. In this the medium speed is used for

Q. A system is said to be_____________ if it is possible to transfer the system state from any initial state to any desired state in finite interval of t

Q. Copper wire of certain length and resistance is drawn out to three times its length without change in volume, the new resistance of wire becomes

Q. A linear system can be classified as :

Q. If the feedback fraction of an amplifier is 0.01, then voltage gain with negative feedback is approximately_________.

Q. Power amplifiers in the increasing order of efficiency is:

Q. Due to which of the following reasons excessive bond width in control systems should be avoided?