Choose correct statements in the followingA. A vibrating tuning fork produce analog signalB. A muscial sound due to vibrating sitar string prodduce analog signalC. Light pulse produce digital signalD. Out put of `NAND` Gate produce digital signal

Choose correct statements in the followingA. A vibrating tuning fork p

1.	Choose correct statements in the followingA. A vibrating tuning fork produce analog signalB. A muscial sound due to vibrating sitar string prodduce analog signalC. Light pulse produce digital signalD. Out put of `NAND` Gate produce digital signal
Answer» Correct Answer - A::B::C::D Analog signals are continous signals bit digiatal signals are in the form of pulses

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The need for doing modulation isA. to increase the intensity of auido signalB. to decrease the intensity of audio signalC. to transmit audio signal to large distancesD. to increase the frequency of the audio signal
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In frequency modulationA. Frequency of `CW` remains constant but amplitude changes in accoradance with modulating wave frequencyB. Frequency of `CW` changes in accordance with the modulating wave frequency but the amplitude also changes.C. Frequency of `CW` changes in accordance with the modulating wave frequency but the amplitude remains constant.D. Frequency of `CW` changes in accordance with the amplitude of modulating wave amplitude
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Choose correct statements in the followingA. A vibrating tuning fork produce analog signalB. A muscial sound due to vibrating sitar string prodduce analog signalC. Light pulse produce digital signalD. Out put of `NAND` Gate produce digital signal

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