An object is placed in front of two plane mirrors inclined at an angle of...
PHYSICS
JAMB 1998
An object is placed in front of two plane mirrors inclined at an angle of 0o. If the total number of images formed is 7, Find the value of \(\theta\)
- A. 30o
- B. 45o
- C. 51o
- D. 90o
Correct Answer: B. 45o
Explanation
Number of image = \(\frac{360}{\theta}\) -1
7 = \(\frac{360}{\theta}\) -1
thus,\(\theta\) = 45o
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