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Answer 1

Answer:

Cut the potato then take Iodine in dropper and put it on potato. If the part of potato on which iodine is dropped turn Blue-Black then you can say that starch is present in it. You can get dropper and iodine at medical store.Explanation: The circuit used for producing AM is called a modulator. It has two inputs, the carrier and the modulating signal, and the resulting output is the modulated signal. Amplitude modulators compute the product of the carrier and modulating signals.