Multiple choice

Which of the following is considered as a helping hand in the manufacture of paper, plastic and metallic sheets?

  1. Alpha rays

  2. UV rays

  3. Gamma rays

  4. Cosmic rays

  5. X-rays

Reveal answer Fill a bubble to check yourself
C Correct answer
Explanation

Gamma rays have the maximum penetrating power and therefore, they are used to control the thickness of paper, plastic and metallic sheets during their manufacture.