Post Utme Afe Babalola University 2022 Physics Question 27

Practice objective / multiple choice question 27 from the 2022 Post Utme Afe Babalola University Physics examination.

Post Utme Afe Babalola University 2022 Physics Objective / Multiple Choice
Question 27 POST_UTME_AFE_BABALOLA_UNIVERSITY • 2022 • PHYSICS • objective

A convex lens of focal length 20 cm is placed in contact with a concave lens of focal length -15 cm. What is the focal length of the combination?

Answer Options

Correct Answer A. 10 cm
B. 15 cm
C. 20 cm
D. 25 cm
Correct Answer
A
Correct Option:
10 cm

About This Question

This is Post Utme Afe Babalola University 2022 Physics Question 27. It is one of the objective questions from the 2022 Post Utme Afe Babalola University Physics examination.

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