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: Wave Optics
धूप के चश्मे में पोलेरॉइड चश्मे का प्रयोग किया जाता है क्योंकि , Polaroid glasses are used in sunglasses because
Polaroid glasses are used in sunglasses because
A.
They are cheaper
वे सस्ते हैं
B.
They have a good colour
इनका रंग अच्छा होता है
C.
They look fashionable
वे फैशनेबल दिखते हैं
D.
They reduce the light intensity to half on account of polarization
वे ध्रुवीकरण के कारण प्रकाश की तीव्रता को आधा कर देते हैं
Solution
D. They reduce the light intensity to half on account of polarization
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