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An electromagnetic wave of frequency 5.0 ×10* 14 H z is incident on the surface...

An electromagnetic wave of frequency 5.0 ×10* 14 H z is incident on the surface of water of refractive index bevelled 4 over 3. Taking the speed of water in air as 3.8×10*8 calculate the wavelength of the wave in water.?
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WAEC and NECO CBT App for Mobile Devices - Candidates, Schools, Centres, Resellers - 100% Offline -Download Now
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Post-UTME Past Questions - Original materials are available here - Download PDF for your school of choice + 1 year SMS alerts