MCQOPTIONS
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MCQOPTIONS
This section includes 14 Mcqs, each offering curated multiple-choice questions to sharpen your Engineering Physics knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Which of the following have similar magnetic moment: Fe, Fe2+ and Fe3+? |
| A. | Fe and Fe<sup>2+</sup> |
| B. | Fe and Fe<sup>3+</sup> |
| C. | Fe<sup>3+</sup> and Fe<sup>2+</sup> |
| D. | Fe, Fe<sup>3+</sup> and Fe<sup>2+</sup> |
| Answer» B. Fe and Fe<sup>3+</sup> | |
| 2. |
Zeeman effect and Stark effect are analogous to each other. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
The magnetic moment of Fe2+ ion is ________ |
| A. | 1.8 |
| B. | 2.8 |
| C. | 3.8 |
| D. | 4.8 |
| Answer» E. | |
| 4. |
The lines corresponding to Zeeman effect exhibit polarization effects. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 5. |
The number of splitting levels of in 2p orbital would be ________ |
| A. | 1 |
| B. | 2 |
| C. | 3 |
| D. | 4 |
| Answer» D. 4 | |
| 6. |
The number of split levels in the magnetic field is ________ |
| A. | 2n |
| B. | 2n + 1 |
| C. | 2l |
| D. | 2l + 1 |
| Answer» E. | |
| 7. |
Zeeman energy is which energy of a magnetized body? |
| A. | Magnetic Energy |
| B. | Kinetic Energy |
| C. | Potential Energy |
| D. | Total Energy |
| Answer» D. Total Energy | |
| 8. |
Zeeman effect is used to study which property of sun? |
| A. | Solar flares |
| B. | Sun spots |
| C. | Magnetic fields |
| D. | Electric fields |
| Answer» D. Electric fields | |
| 9. |
The perturbation due to the magnetic field is given by ________ |
| A. | <strong> .B</strong> |
| B. | <strong> .E</strong> |
| C. | <strong>- . E</strong> |
| D. | <strong>- . B</strong> |
| Answer» E. | |
| 10. |
At-higher magnetic fields, the splitting of spectral lines is disturbed. This effect is called __________ |
| A. | Stark Effect |
| B. | Inverse Zeeman Effect |
| C. | Paschen-back effect |
| D. | Anomalous Zeeman effect |
| Answer» D. Anomalous Zeeman effect | |
| 11. |
Which of the following is the correct expression for the magnetic moment of the electron? |
| A. | ( sqrt{n+1} ) |
| B. | ( sqrt{n(n+1)} ) |
| C. | ( sqrt{n(n+2)} ) |
| D. | ( sqrt{m(n+1)} ) |
| Answer» D. ( sqrt{m(n+1)} ) | |
| 12. |
The Zeeman effect is not used in ________ |
| A. | NMR |
| B. | MRI |
| C. | Optical Amplifiers |
| D. | Laser Cooling |
| Answer» D. Laser Cooling | |
| 13. |
Zeeman Effect could not be proved by ________ |
| A. | Quantum Mechanics |
| B. | Bohr s Model |
| C. | Hamiltonian operators |
| D. | L-S coupling |
| Answer» C. Hamiltonian operators | |
| 14. |
Zeeman effect is the splitting of spectral line in the presence of ___________ |
| A. | Electric Field |
| B. | Magnetic Field |
| C. | Inert Environment |
| D. | Vacuum |
| Answer» C. Inert Environment | |