Basic Science : Electromagnetic Waves QUESTIONS AND ANSWERS :: part2 : 1 to 5
Following Basic Science multiple choice objective type questions and answers will help you in many types of 2024 job and other entrance examinations :
1.Which one of the following is used to give a three dimensional view in stereoscopic motion picture |
| Polaroid |
| grating |
| prism |
| glass slab |
2.An example of biaxial crystal is |
| Quartz |
| Mica |
| Ice |
| Calcite |
3.Polarized light when used for viewing Aerial Pictures gives |
| a brighter image |
| more contrast to the image |
| a better perception of depth |
| different colors to the image |
4.H-polaroids and K-polaroids are prepared by using |
| Nicol prisms |
| iodosulphate of quinine |
| a thin film of polyvinyl alcohol |
| calcite crystal |
5.The optical component used to produce stereoscopic motion picture is |
| Polaroid |
| Diffraction gratings |
| Beam splitters |
| Interferometers |
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