for a person with hypermetropia the near point फॉरेन फॉरेन विद हाइपरमेट्रोपिया दिल्ली अपॉइंटमेंट टू 1.5 मीटर कैलकुलेट द फोकल लेंथ ऑफ कनेक्शन लेंस इन ऑर्डर टो मेक ए नॉरमल
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Answer:
2 x 10^8 m/s
Explanation:
Given that,
Refractive index μ= 1.50
speed of light c = 3 x 10^8 m/s
We know that,
ng= c / vg
vg = 3 x 10^8/ 1.50
vg = 2 x 10^8 m/s
Hence, the speed of light in glass is 2 x 10^8 m/s.
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