MCQOPTIONS
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MCQOPTIONS
This section includes 657 Mcqs, each offering curated multiple-choice questions to sharpen your Testing Subject knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Studies regarding narrow angle photographs gives information about |
| A. | size |
| B. | shape |
| C. | arrangement of crystallites |
| D. | all of above |
| Answer» E. | |
| 2. |
If light is diffracted through fibre and scattered internally, he pattern formed will be |
| A. | scattered |
| B. | one line |
| C. | simple |
| D. | complex |
| Answer» E. | |
| 3. |
Crystals in fibers are usually oriented |
| A. | parallel to fibre axis |
| B. | perpendicular to fibre axis |
| C. | horizontal to fibre axis |
| D. | inclined to fibre axis |
| Answer» B. perpendicular to fibre axis | |
| 4. |
Diffraction through moving threadline can be done using |
| A. | X-ray |
| B. | dynamic X-ray |
| C. | dynamic gamma rays |
| D. | dynamic alpha rays |
| Answer» C. dynamic gamma rays | |
| 5. |
Enhanced quantitative information on diffraction pattern is given by |
| A. | array of detectors |
| B. | light spectrum |
| C. | light scattering |
| D. | light array |
| Answer» B. light spectrum | |
| 6. |
A crystal features |
| A. | layers of atoms |
| B. | two-dimensional plan |
| C. | atoms stacked on each other |
| D. | all of above |
| Answer» E. | |
| 7. |
Four spots formed from diffraction in fibre photograph lies |
| A. | together |
| B. | in 4 quadrants |
| C. | in 2 quadrants |
| D. | at random distances |
| Answer» C. in 2 quadrants | |
| 8. |
Optical microscopy becomes difficult for fibre diameters approaching |
| A. | 0.1 micrometer |
| B. | 1 micrometer |
| C. | 2 micrometer |
| D. | 2.1 micrometer |
| Answer» C. 2 micrometer | |
| 9. |
Scattering of fine beam helps in obtaining information about internal structure of |
| A. | non polymer films |
| B. | polymer films |
| C. | bonding |
| D. | covalent bonding |
| Answer» C. bonding | |
| 10. |
Sharp spots shows characteristics of |
| A. | non crystalline material |
| B. | crystalline material |
| C. | soft material |
| D. | porous material |
| Answer» C. soft material | |
| 11. |
From study of relative intensities of double pattern effects, estimate can be made of |
| A. | degree of crystallinity |
| B. | degree if crystallization |
| C. | degree of scattering |
| D. | degree of normality |
| Answer» B. degree if crystallization | |
| 12. |
Atomic and molecular spacing of fibre lies between |
| A. | 0.1 to 0.5 nm |
| B. | 0.5 to 1 nm |
| C. | 0.6 to 0.8 nm |
| D. | 0.5 to 0.9 nm |
| Answer» B. 0.5 to 1 nm | |