NCERT Exercise 1.9 - Units and Measurements
Question: The photograph of a house occupies an area of 1.75 cm² on a 35 mm slide. The slide is projected on to a screen, and the area of the house on the screen is 1.55 m². What is the linear magnification of the projector-screen arrangement?
Answer: Linear magnification of the arrangement = **94.1**.
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