Asked in PPSC, FPSC and other one-paper exams (compiled from unofficial resources).
Physics in Everyday LifeLight & Optics (incl. Lenses)
How many lenses does a pinhole camera use?
- A.One convex lens
- B.Two lenses
- C.No lensCorrect answer
- D.One concave lens
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Practice these MCQs in the appQuick fact: A pinhole camera uses no lens; it forms an image using a tiny hole that allows light to pass through.