Find the power of a convex lens if the image formed is at a distance of 20 cm from the lens when the object is placed on the other side of the lens at 25 cm from the optical centre?
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While watching 3D movies at the theater, we have to wear special glasses because?
Regional Rural Banks are sponsored by
Which of the following statement is CORRECT?
Molten rock below the surface of the earth is called __________
Who wrote "Romeo & Juliet"?
In the following question, out of the four alternatives, select the alternative which best expresses the meaning of the idiom/phrase.
head over heels