Math, asked by mithuchoudhary631, 14 hours ago

40. एक आदमी 2.5 कि.मी. 10 मिनट में पूरा करता है। उसकी चाल किलोमीटर प्रति घंटा बताओ। ह​

Answers

Answered by DontWorryBeHappy
4

Answer:

An object is placed at a distance of 5 cm more than the focal length f of a convex lens. Its real image is formed at a distance 3 f beyond the focus. The focal length f of the lens is?

Answered by vidyanshuraj51
0

Step-by-step explanation:

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