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Question 0

A far sighted person cannot see objects that are less than 100cm away. If this person wants to read a book at 25cm, what type and focal length of lens does he need?

  • A.convex, 20cm
  • B.concave, 20cm
  • C.convex, 33cm
  • D.concave, 33cm
  • E.
Objective

Question details

Exam body
JAMB
Subject
Physics
Year
1989
Question no.
#0
Type
Objective
Previous · Q0The plane mirrors in a kaleidoscope are usually placed Next · Q0 When a yellow card is observed through a blue glass, the card would appear.

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