190. An amplitude modulated wave is
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191. The modulation index of an amplitude modulated wave is changed from 0 to 1. The transmitted power is
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192. A SSB (Single-side band) signal contains 3 kW. The power content of the carrier is
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193. If a signal band limited to fm is sampled at a rate less than 2 fm, the reconstructed signal will
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194. A transistor is basically an amplifying device for
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195. If the output power of radio receiver is doubled, the volume is increased by
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196. In a radio the IF amplifier
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