General Knowledge > General Science
RAY OPTICS MCQs
Total Questions : 35
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Answer: Option B. -> smaller the critical angle
Answer: Option C. -> incandescent
Answer: Option B. -> 1.732
Answer: Option B. -> decreases
Answer: Option C. -> 900
Answer: Option B. -> (√2 +1) cm
Answer: Option A. -> L = 20 cm
Answer: Option B. -> μ decreases
Answer: Option B. -> Denser to rarer medium