The speed of light in vacuum is \(3.0 \times 10^{8}\,\mathrm{ms}^{-1}\). If the refractive index of a transparent liquid is \(\frac{4}{3}\), then the speed ...

Assessment: JAMB UTME - Physics - 1983 Subject: Physics

Question 1 Report

The speed of light in vacuum is \(3.0 \times 10^{8}\,\mathrm{ms}^{-1}\). If the refractive index of a transparent liquid is \(\frac{4}{3}\), then the speed of light in the liquid is

Answer Details
n =  speed in air  speed in water 

4 3  =  3 × 10 8 v

v = 2.25 x 10 8ms-1

Download The App On Google Playstore

Everything you need to excel in your exams

Green Bridge CBT Mobile App
Personalized AI Learning Chat Assistant
200,000+ Exam Questions Across IGCSE, JAMB, WAEC & NECO
Over 3,900 Lesson Notes
Offline Support - Learn Anytime, Anywhere
Green Bridge Timetable
Literature Summaries & Potential Questions
Track Your Performance & Progress
In-depth Explanations for Comprehensive Learning