BASIC PRINCIPLE OF RADIOIGRAPHY OCT 2018

Diploma IInd year Radiation Technology

OCT-2018

BASIC PRINCIPLE OF RADIOIGRAPHY, RADIATION HAZARDS AND PROTECTION

Paper-III

Time - Three Hours 

Maximum Marks : 100

Question NO. 1 is Compulsory
Attempt any FIVE from rest of the questions.

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1. Define 

               a) Absorbed dose 

               b) Karma 

               c) Exposure 

               d) Activity 

2. What do you understand by radiation hazard ? Explain different methods of radiation protection. 

3. Explain deterministic and stochastic effect of radiation with examples.

4. What is effective and equivalent dose ? Write the dose limits prescribed by AERB.

5. What is role of radiotherapy in treatment of cancer ? Explain working and construction of telecobalt machine.

6. What is brachytherapy ? Explain different radioisotopes used in brachytherapy.

7. Write a short notes on : 

     a) Geiger Muller counter 

     b) TLD Badge

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