Speed=2.25×10−8;m/sWavelegth=4.42×10−7mfrequency=5.09×1014Speed=2.25×10−8;m/sWavelegth=4.42×107mfrequency=5.09×1014Speed=2.25×108;m/sWavelegth=4.42×10−7mfrequency=5.09×1014Speed=2.25×10−8;m/sWavelegth=4.42×10−7mfrequency=5.09×104