The Critical Angle for Total Internal Reflection at a Diamond-Air $\theta$

question 13

Multiple Choice

The critical angle for total internal reflection at a diamond-air interface is 25°.Suppose light is incident at an angle of $\theta$ with the normal.Total internal reflection will occur if the incident medium is:

• A)air and \(\theta\)= 25°
• B)air and \(\theta\)> 25°
• C)air and \(\theta\)< 25°
• D)diamond and \(\theta\)< 25°
• E)diamond and\(\theta\)> 25°

Understand the impact of claiming zero exemptions on taxable income.

Calculate federal income tax withholding using taxpayer status and allowances.

Compute the employer's contribution to Social Security and Medicare based on employee earnings.

Calculate Social Security and Medicare withholdings for an individual employee.

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