40. एक आदमी 2.5 कि.मी. 10 मिनट में पूरा करता है। उसकी चाल किलोमीटर प्रति घंटा बताओ। ह
Answers
Answered by
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
0
Step-by-step explanation:
please subscribe me-half zone gaming
Similar questions
Chemistry,
7 hours ago
Geography,
14 hours ago
Environmental Sciences,
14 hours ago
Science,
7 months ago