Explore topic-wise MCQs in Analytical Instrumentation.

This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Analytical Instrumentation knowledge and support exam preparation. Choose a topic below to get started.

1.

Which of the following options explains the process of sputtering that occurs in Hollow Cathode Lamp?

A. Positive ions collide with cathode surface and metal atoms from cathode are ejected
B. Negative ions collide with cathode surface and metal atoms from anode are ejected
C. Positive ions collide with negative ions and metal atoms from anode are ejected
D. Positive ions collide with negative ions and photons are ejected
Answer» B. Negative ions collide with cathode surface and metal atoms from anode are ejected
Discussion
2.

Atomic Absorption Spectroscopy is used for the analysis of metals.

A. True
B. False
Answer» B. False
Discussion
3.

Which of the following is not the requirement of a good flame in flame photometer?

A. Liquid sample must be evaporated to form solid residue
B. Solid residue must decompose to form atoms
C. Atoms must be produced such that they have the ability to get excited to higher states
D. Atoms must be produced such that they are in stable state
Answer» E.
Discussion
4.

Which of the following is not a fuel used in flame photometry?

A. Acetylene
B. Propane
C. Hydrogen
D. Camphor oil
Answer» E.
Discussion
5.

Which of the following is the function of the atomiser in the emission system of Atomic Absorption Spectroscopy?

A. To split the beam into two
B. To break the steady light into pulsating light
C. To break large mass of liquid into small drops
D. To reduce the sample into atomic state
Answer» D. To reduce the sample into atomic state
Discussion
6.

Which of the following is not a component of the emission system in Flame photometer?

A. Burner
B. Atomiser
C. Fuel gases and their regulation
D. Chopper
Answer» E.
Discussion
7.

Which of the following is the function of the Flame or Emission system in Atomic Absorption Spectroscopy?

A. To split the beam into two
B. To break the steady light into pulsating light
C. To filter unwanted components
D. To reduce the sample into atomic state
Answer» E.
Discussion