If You View a Distant Light Source Through a Narrow

question 110

Multiple Choice

If you view a distant light source through a narrow gap between your fingers, you will see [if you do the experiment properly]

• A) alternating bright and dark lines running perpendicular to your fingers, due to interference between light waves.
• B) alternating bright lines and dark lines running parallel to your fingers, due to interference between light waves.
• C) Donald Duck.
• D) the entire gap is bright [or light], due to constructive interference between light waves.
• E) the entire gap is dark, due to destructive interference between light waves.

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Definitions:

Direct Materials

Raw materials that can be directly attributed to the production process of a good or service and are an integral part of the finished product.

FIFO

An inventory valuation method where the first items purchased are the first ones to be used or sold.

Cost Per Unit

The total expense involved in creating a product, divided by the number of units produced, giving a per-unit cost.

Journal Entries

Recorded transactions in a company's general ledger, showing accounts affected and amounts, to maintain accurate financial records.