Physics, asked by shayankhan446, 4 months ago

By combining a converging lens of focal length 10cm with a diverging lens of focal length 20cm the combined focal length will be:
A. 5cm
B. 10cm
C. 15cm
D. 20cm

Answers

Answered by deepakkumar5101979

0

Answer:

answer of this question is option d

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