## College Physics (4th Edition)

The speed of light in the diamond is $1.24\times 10^8~m/s$
We can find the speed of light in the diamond: $v = \frac{c}{n}$ $v = \frac{3.0\times 10^8~m/s}{2.4168}$ $v = 1.24\times 10^8~m/s$ The speed of light in the diamond is $1.24\times 10^8~m/s$