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In a projection lantern of focal length f, the object distance u, is such that
Classroom
Physics Classroom
Jamb
Jamb 1994
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In a projection lantern of focal length f, the object distance u, is such that
SchoolNGR Classroom
Take Free Practice Test On 2026 JAMB UTME, Post UTME, WAEC SSCE, GCE, NECO SSCE
A
U > 2f > f
B
U < f < 2f
C
U = f < 2f
D
F < u < 2f
Show Answer
Show Explanation
Correct Answer:
Option D
Explanation:
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