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प्रश्न
The deviation produced for violet, yellow and red lights for crown glass are 3.75°, 3.25° and 2.86° respectively. Calculate the dispersive power of the crown glass.
थोडक्यात उत्तर
संख्यात्मक
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उत्तर
Dispersive power, `omega = (δ_"v" - delta_r)/delta_y = (3.75^circ - 2.86^circ)/(3.25^circ) = 0.274^circ`
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