6. A VCVS amplifier has a phase shift of -90 đegrees at a sinusoidal frequency of 3 MHz and -180 degrees at 6 MHz. a) At what sinusoidal frequency will the output be -270 degrees with respect to the input? b) At what sinusoidal frequency will the output be shifted by -720 đegrees? c) What is the time delay at 3 MHz. ? Does the time delay vary with frequency?

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Thermocouple

A thermocouple is a temperature measurement device. It includes diverse metal wires which are joined collectively to form a joint. At the same time as the junction is hot or cold, a small voltage is generated inside the measuring thermocouple electrical circuit, which corresponds to the temperature.