In Spin Decoupler, the output of the DC amplifier is applied to which of the following to control the power supplied to the oven heaters?(a) Power diode(b) Power transistor(c) Power MOSFET(d) Power IGBTThe question was posed to me at a job interview.This interesting question is from Sensivity Enhancement for NMR Spectroscopy topic in chapter Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation

In Spin Decoupler, the output of the DC amplifier is applied to which

1.	In Spin Decoupler, the output of the DC amplifier is applied to which of the following to control the power supplied to the oven heaters?(a) Power diode(b) Power transistor(c) Power MOSFET(d) Power IGBTThe question was posed to me at a job interview.This interesting question is from Sensivity Enhancement for NMR Spectroscopy topic in chapter Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
Answer» Correct answer is (b) Power transistor The EXPLANATION: In Spin Decoupler, the output of the DC amplifier is applied to the power transistor to CONTROL the power supplied to the oven heaters. The TEMPERATURE is maintained at plus or minus 1oC.

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