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This section includes 15 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. |
Velocity of electromagnetic radiation is more in a vacuum than in any medium. |
A. | True |
B. | False |
Answer» B. False | |
2. |
Which of the following is the wavenumber of UV and Visible radiation? |
A. | 1 x 106 to 1.3 x 104 m-1 |
B. | 1 x 106 to 1.3 x 104 m |
C. | 13 – 27 m-1 |
D. | 1 x 106 to 1.3 x 104 m2 |
Answer» B. 1 x 106 to 1.3 x 104 m | |
3. |
How is the wave number of electromagnetic radiation related to wavelength? |
A. | It is the reciprocal of wavelength |
B. | It is directly proportional to wavelength |
C. | It is not related to wavelength |
D. | It is equal to wavelength |
Answer» B. It is directly proportional to wavelength | |
4. |
Which of the following is false about the wavelengths of electromagnetic radiation? |
A. | Radiation with short wavelengths have high energies |
B. | Energy does not depend on wavelength |
C. | Radiation with long wavelengths have low energies |
D. | Energy depends on wavelength |
Answer» C. Radiation with long wavelengths have low energies | |
5. |
Electromagnetic radiation can travel through a vacuum. |
A. | True |
B. | False |
Answer» B. False | |
6. |
WHICH_OF_THE_FOLLOWING_IS_THE_WAVENUMBER_OF_UV_AND_VISIBLE_RADIATION??$ |
A. | 1 x 10<sup>6</sup> to 1.3 x 10<sup>4</sup> m<sup>-1</sup> |
B. | 1 x 10<sup>6</sup> to 1.3 x 10<sup>4</sup> m |
C. | 13 – 27 m<sup>-1</sup> |
D. | 1 x 10<sup>6</sup> to 1.3 x 10<sup>4</sup> m<sup>2</sup> |
Answer» B. 1 x 10<sup>6</sup> to 1.3 x 10<sup>4</sup> m | |
7. |
Velocity_of_electromagnetic_radiation_is_more_in_vacuum_than_in_any_medium.$ |
A. | True |
B. | False |
Answer» B. False | |
8. |
How is wave number of electromagnetic radiation related to wavelength? |
A. | It is the reciprocal of wavelength |
B. | It is directly proportional to wavelength |
C. | It is not related to wavelength |
D. | It is equal to wavelength |
Answer» B. It is directly proportional to wavelength | |
9. |
Which of the following is the wavelength of microwave radiation? |
A. | 10 – 780nm |
B. | 0.78 – 30µm |
C. | 0.6 – 10 m |
D. | 0.75 – 3.75 mm |
Answer» E. | |
10. |
Which of the following is false about wavelengths of electromagnetic radiation? |
A. | Radiation with short wavelengths have high energies |
B. | Energy does not depend on wavelength |
C. | Radiation with long wavelengths have low energies |
D. | Energy depends on wavelength |
Answer» C. Radiation with long wavelengths have low energies | |
11. |
Electromagnetic radiation can travel through vacuum. |
A. | True |
B. | False |
Answer» B. False | |
12. |
Which of the following is not a type of Spectroscopy? |
A. | Gamma ray |
B. | X ray |
C. | Nuclear magnetic resonance |
D. | Sound |
Answer» E. | |
13. |
Which of the following is not a property or parameter of electromagnetic radiation? |
A. | Wavelength |
B. | Voltage |
C. | Wave number |
D. | Amplitude |
Answer» C. Wave number | |
14. |
Which type of Quantum Transition takes place in Ultra Violet and Visible spectroscopy? |
A. | Rotation of molecules |
B. | Nuclear |
C. | Bonding electrons |
D. | Spin of nuclei in magnetic field |
Answer» D. Spin of nuclei in magnetic field | |
15. |
Spectroscopy deals with interaction of electromagnetic radiation with matter. What is the speed of this radiation in vacuum in m/s? |
A. | 6 x 10<sup>8</sup> |
B. | 5 x 10<sup>8</sup> |
C. | 7 x 10<sup>8</sup> |
D. | 3 x 10<sup>8</sup> |
Answer» E. | |