When white light passes through a prism the colour which bends the least is :जब एक प्रिज्म में से श्वेत प्रकाश को गुजारा जाता है, तो सबसे कम झुकाव (मुड़ने) वाला रंग है :
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Correct answer: B. Redलाल
Explanation
Red has the longest wavelength in visible light, so it is refracted (bent) the least by a prism. Violet has the shortest wavelength and bends the most.दृश्य प्रकाश में लाल रंग की तरंगदैर्घ्य सबसे अधिक होती है, इसलिए प्रिज्म से उसका अपवर्तन (झुकाव) सबसे कम होता है। बैंगनी की तरंगदैर्घ्य सबसे कम होती है और वह सबसे अधिक मुड़ता है।More Environmental Studies (EVS) questions
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