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Question 51

When light from a source is sent through a gas. i. certain wavelengths are absorbed. ii. a dark line is left. Which of the following is/are correct?

  • A.i only
  • B.iii only
  • C.i and ii only
  • D.i and iii only
  • E.ii and iii only
Objective

Question details

Exam body
WAEC
Subject
Physics
Year
1998
Question no.
#51
Type
Objective
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