Yokka Stars

Task id17294

Task id17294

Seller: nerdmavr

Price: 0.19 USD

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Product description

A point light source illuminates the screen, with maximum illumination equal to E0. How will the illumination change at this point if a large flat perfectly reflecting mirror is placed behind the source at a distance equal to half the distance from the lamp to the screen?

Additional information

Detailed solution. Format gif