Q. In magnetic deflection mass spectrometer, in which of the following ways is acceleration applied to the direction of motion?

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Q. Direct focussing is obtained by deflecting the ion beam along a _________ trajectory through the magnetic field.

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Q. Which of the following separate the ions according to their mass-to-charge?

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Q. Mattauch-Herzog geometry involves a deflection of which of the following radians in a radial electrostatic field analyser?

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Q. Which of the following leads to the limitation of resolution?

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Q. The electric sector field is not subject to hysteresis.

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Q. Which of the following components need to be added in order to increase the resolution?

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Q. Which of the following is commonly varied in magnetic deflection mass spectrometer?

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Q. Nier-Johnson geometry involves a deflection of which of the following radians in a radial electrostatic field analyser?

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Q. An accuracy of 1 part in 10² has been obtained in precision mass measurements.

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Q. Which of the following is not a component of the time of flight analyser spectrometer?

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Q. Time of flight mass spectrometer has an unlimited mass range.

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Q. Which of the following is not an advantage of mass spectrometer?

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Q. All the ions entering the tube have the same kinetic energy.

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Q. If all the ions have the same kinetic energy how are their masses related to their velocities?

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Q. Which of the following is true about time of flight analyser spectrometers?

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Q. In the time of flight mass spectrometer, ions are formed by which of the following methods?

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Q. The evacuated tube is also known as which of the following?

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Q. The current produced by ions arriving at the collector necessitates the use of which of the following?

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Q. Which of the following is an ion optic device in which ions pass through a mirror and their flight is reversed?

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