UHS MDCAT PAST PAPER 2022

(Part-18)

1. In a photoelectric effect spectrum, the stopping potential is:

 
 
 
 

2. The spectrum of hydrogen atom contain the spectral line in the region of:

 
 
 
 

3. The speed of electron in the first bohr orbit is:

 
 
 
 

4. A low energy neutron has RBE factor of 10. How much energy is absorbed by a man of mass 80 kg if the value or equivalent does is 400 rem?

 
 
 
 

5. It has been observed that Thorium (90^234)Th is transformed into protactinium (_91^234)Pa after the emissions of_ particle:

 
 
 
 

6. The half-life of Strontium (Sr) is 8.70 hours. Its decay constant is :

 
 
 
 

7. Synonym of the word ‘Capricious ‘ is:

 
 
 
 

8. Disease like diabetes are supposed to be taken seriously or they can be…… Which of the following words will fill in the blank most appropriately?

 
 
 
 

9. Choose the most appropriate antonym for “Abandonment “

 
 
 
 

10. Fill in the blank with the correct word. The shepherd ploughed this mountain with cattle the first time in______ever ploughed.

 
 
 
 

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