1 The refractive index of a transparent material can be determined by measuring the critical angle when the solid is in air.  The cladding of an optical fibre has a refractive index equal to 1.45 and a core refractive index equal to 1.48. Calculate the critical angle of the fibre.
The star of âRidiculousnessâ and âRob Dyrdekâs Fantasy Factoryâ has married his sweetheart Bryiana Noelle Flores. Congratulations are in order for Rob Dyrdek, 41. The pro skateboarder and TV personality tied the knot with fiancee Bryiana Noelle Flores on Sept. 19.
Tom Jones' Wife Melinda Rose Woodward Dies After Battle With Cancer. Tom Jones Talks About His New Album 'Praise and Blame'. The couple first met at age 12 in Sir Tomâs home town of Pontypridd, Wales. They were married at 16 and had one child together, Mark, 59, who now works as the singer's manager.