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Wednesday, 15 April 2026
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Physics Past Questions and Answers

Topic: Formation of images by plane, concave and convex mirrors and ray diagrams

Jamb Physics Questions - Formation of images by plane, concave and convex mirrors and ray diagrams

Question 1:
Which of the following is true for the image formed by a convex mirror? i. the image is always virtual ii. the image is always erect iii. the image lies between pole and focus iv. the image is never magnified v. the focus length is negative
  • A I only
  • B I and ii only
  • C Ii and iii only
  • D I, ii, iii and iv only
  • E All five
View Answer & Explanation
Question 2:
A man standing between two parallel mirrors in a barber's shop will see the following number of his own image
  • A Eight
  • B Two
  • C Four
  • D One
  • E Infinite
View Answer & Explanation
Question 3:
A concave lens of focal length 20cm form an image 1/2 the size of the object. The object distance is
  • A 100cm
  • B \( \frac{100}{q} \)
  • C 60cm
  • D \( \frac{60}{7} \)
  • E None of the above
View Answer & Explanation
Question 4:
Which of the following statements is NOT true of the image in a plane mirror? The image is
  • A The same size as the object
  • B Laterally inverted
  • C Virtual
  • D Magnified
  • E The same distance behind the mirror as the object is in front
View Answer & Explanation
Question 5:
Which of the following does NOT describe the image formed by a plane mirror?
  • A Erect
  • B Laterally inverted
  • C Same distance from mirror as object
  • D Magnified
  • E Virtual
View Answer & Explanation