Post-UTME Physics 2008 Objective — Question 3
Question 3 of 10 from the Post-UTME Screening (Post-UTME) Physics 2008 Objective paper, with the correct answer and a full explanation.
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An object of height 12.0cm is placed 240cm from a pinhole camera. If the image distance from the pinhole is 10.0cm, calculate the image height.
- A. 12.0cm
- B. 5.0cmCorrect
- C. 120.0cm
- D. 120.0m
Explanation
image height/object height = image distance/object distance: x/12=10/240, giving x=5cm.
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