Medical Quiz

Topics: Human Eye and Colourful World Quiz

Appearant position of the object when looking through hot air, fluctuates because

A. Dispersion

B. reflection

C. refraction

D. None of the above

Select your answer:
     


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A person cannot see distinctly objects kept beyond 2 m. This defect can be corrected by using a lens of power

A. 0.5 D

B. -0.5 D

C. 0.2 D

D. -0.2 D