Related InterviewSolutions

• Nuclei having either the number of protons or neutrons as odd have _______ spin.(a) Integral spin(b) Half integral spin(c) Zero spin(d) Positive spinThis question was addressed to me during an interview.My question comes from Principle of Nuclear Magnetic Resonance Spectrometer topic in section Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Chemical shift allows a chemist to obtain the idea of how atoms are joined together.(a) True(b) FalseI have been asked this question in quiz.Asked question is from Principle of Nuclear Magnetic Resonance Spectrometer topic in section Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Which of the following NMR spectrometers have stressed reliability and ease of operation?(a) Minimal type(b) Maximal type(c) Multipurpose type(d) Wideline typeThe question was asked during an online exam.Question is taken from Types of NMR Spectrometers topic in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Fourier transform can be accomplished by using which of the following components?(a) Spin decoder(b) Detector(c) Spectrum analyser(d) OscilloscopeThe question was posed to me in semester exam.My doubt stems from Fourier Transform NMR Spectroscopy topic in portion Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Frequency spectrum of noise occupies a band that is _________ the signal spectrum. Choose the most appropriate option.(a) Narrow than(b) Wider than(c) Different from(d) Same asI got this question in a national level competition.This interesting question is from Sensivity Enhancement for NMR Spectroscopy topic in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Nuclear induction probes’ one coil is used for signal detection. What is the function of the other coil?(a) Sample irradiation(b) Magnet(c) Detector(d) Sweep generatorThis question was posed to me during an online exam.I'd like to ask this question from Continuous Wave NMR Spectroscopy topic in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Which of the following can be used instead of magnets to produce the magnetic field?(a) Inductor(b) Motor(c) Generator(d) Superconducting solenoidsI have been asked this question during an online interview.Origin of the question is Continuous Wave NMR Spectroscopy in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Which of the following techniques do not enhance sensitivity by a factor of 10 at normal operating conditions?(a) Optimization of sample volume(b) Optimization of instrumental parameters(c) Optimization of noise(d) Time averagingI have been asked this question in an interview for internship.I'd like to ask this question from Sensivity Enhancement for NMR Spectroscopy topic in division Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• Which of the following cannot be done due to the multiplex advantage?(a) Repetitive signals can be summed(b) Repetitive signals can be averaged(c) Increases signal to noise ratio(d) Decreases signal to noise ratioThe question was asked in an online quiz.Question is taken from Fourier Transform NMR Spectroscopy topic in section Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation
• The amplitude of the NMR signal caused by the absorption of RF energy at the radio frequency does not depend upon the power of the RF energy applied.(a) True(b) FalseI had been asked this question in semester exam.My question comes from Sensivity Enhancement for NMR Spectroscopy topic in section Nuclear Magnetic Resonance Spectrometer of Analytical Instrumentation