Question

Consider the following statements:
1. A person with myopia can see distant objects distinctly but cannot see nearby objects clearly.
2. A person with hypermetropia cannot see distant objects clearly.
3. A person with presbyopia can see nearby objects without corrective glasses.
Which of the statement(s) given above is/are not correct?

• A. 1 , 2 and 3
• B. 1 and 2
• C. 1 and 3
• D. Only 3

Answer 1

The correct option is A 1 , 2 and 3

γγ-rays are the most penetrating rays
ββ-particles are moderately penetrating and
αα-particles are least penetrating.