A 5.0-cm-thick layer of oil is sandwiched between a
Chapter 34, Problem 34.44(choose chapter or problem)
A 5.0-cm-thick layer of oil is sandwiched between a 1.0-cmthick sheet of glass and a 2.0-cm-thick sheet of polystyrene plastic. How long (in ns) does it take light incident perpendicular to the glass to pass through this 8.0-cm-thick sandwich?
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