Gk Questions with AnswersPhysics General Knowledge Questions and Answers
| 17. | What is MRI? | ||
|---|---|---|---|
| A. Magnetic Resonance Imaging | |||
| B. Magnetic Record of Intestines | |||
| C. Magnetic Resonance in Intestines | |||
| D. Magnetic Recording of Investigations | |||
| Answer | ||
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| 18. | Which mirror is used as a rear view mirror in the vehicles? | ||
|---|---|---|---|
| A. Plane | |||
| B. Convex | |||
| C. Concave | |||
| D. Plano concave | |||
| Answer | ||
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| 19. | Photoelectric effect was discovered by | ||
|---|---|---|---|
| A. Hertz | |||
| B. Plank | |||
| C. Bohr | |||
| D. Einstein | |||
| Answer | ||
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| 20. | Solar energy is produced by the following reaction | ||
|---|---|---|---|
| A. Chemical reaction | |||
| B. Fission reaction | |||
| C. Fusion reaction | |||
| D. None of these | |||
| Answer | ||
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