Q: The refractive index of fused quartz is 1.46 and that of sapphire is 1.77. If vq is the speed of light in quartz and vs is the speed of light in sapphire, then which one of the following relationships is correct?
(a)vq > vs
(b)vs > vq
(c)vs = vq
(d)vs = vq/2
Correct Answer: (b)
The correct answer is (c): Vs = Vq. Subject: Science & Technology | Sub-topic: Physics Note: This answer was determined through AI-based research. Verify against the official answer key when available.