Two Thin Layers of Material with Different Indices of Refraction

question 57

Multiple Choice

Two thin layers of material with different indices of refraction are coated on a glass plate.The outer first material has n₁ = 1.461,the inner second material has n₂ = 1.544,and the glass has n_glass = 1.62.If light is incident from air on the first layer,what is the phase change for light that reflects from the glass?

• A)180°
• B)0°
• C)360°
• D)540°
• E)​720°

Analyze the role of seasonal fluctuations on working capital needs.

Comprehend the cash conversion cycle and its components.

Understand the impact of working capital on a firm’s financial policies.

Evaluate the significance of efficient working capital management.

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