Arogya Vibhag Maharashtra X-Ray Assistant Paper 2017 – Subject Knowledge
1 | Thermal energy that reaches surface of earth from sun, is transferred through process of (a) Conduction (b) Convection (c) Radiation (d) Conduction and Convection |
2 | True about X-rays are all EXCEPT (a) They are electromagnetic radiations (b) Travel with speed of sound (c) Produced by stopping high speed electrons in tungsten target (d) Intensity falls in accordance with inverse square law |
3 | Temperature required for automated processing is (a) 10 degrees (b) 29 degrees (c) 35 degrees (d) 60 degrees |
4 | Main component of fixing solution in development of films is (a) Sodium thiosulphate (b) Sodium sulfite (c) potassium alum (d) Acetic acide |
5 | Thickness of lead equivalent for shielding of darkroom wall should be (a) 1.6 mm (b) 2.6 mm (c) 3.6 mm (d) 4.6 mm |
6 | Darkroom has (a) No light (b) Dark light (c) Sunlight (d) Safe light |
7 | Fixing time should be (a) Half the developing time (b) Twice the developing time (c) One-fourth the developing time (d) Same as developing time |
8 | All are advantages of automated processing EXCEPT (a) Shortens processing time (b) Improve quality control (c) Increases work capacity (d) Decreases work capacity |
9 | All of the following are plans for darkroom EXCEPT (a) Interlocked doors (b) Maze (c) Two way revolving door (d) Multiple doors |
10 | Which of these will be completely stopped by a piece of paper ? (a) Neutron (b) Gamma radiation (c) Alpha rays (d) X-rays |