Https://www.nvidia.com/en-us/geforce/forums/geforce-experience/14/358797/watch-bad-boys-for-life-2020-full-movie-online-fre/ - id1196814120200416 от anastasiastrel2 16.04.2020 00:13

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anastasiastrel2 · Accepted Answer

Предмет между фокусом и двойным фокусом, изображение будет действительное, увеличенное, обратное d = f + a = 15 см 1 / f = 1 / d + 1 / f 1 / f = 1 / f - 1 / d = f = d * f / (d - f) = 15 * 10 / 5 = 30 см г = f / d = h / h = h = f * h / d = 30 * 2 / 5 = 12 см 2) предмет между оптическим центром и фокусом, изображение мнимое, увеличенное,прямое d = f - a = 5 см 1 / f = 1 / d - 1 / f = f = d * f / (f - d) = 5 * 10 / 5 = 10 см г = f / d = h / h = h = f * h / d = 10 * 2 / 5 = 4 см подробнее - на -...

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