To determine the largest value that can be represented by a given number of places in base 2, use the following formula: ____.

A. highest number = 2n- 1
B. highest number = 2n+ 1
C. highest number = 2n* 1
D. highest number = 2n


Answer: A

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When these types of sketches provide a three-dimensional representation of an object where the surface features or the axes of the objects are drawn at equal angles (30° from horizontal), you are sketching the:

a. isometric view b. pictorial view c. view alignment d. multiview

Trades & Technology

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

Trades & Technology

Fins, or extended surfaces, are commonly used in a variety of engineering applications to enhance cooling. Common examples include a motorcycle or lawn mower engine head, extended surfaces used in electronic equipment, and finned tube heat exchangers in room heating and cooling applications. Consider a rectangular profile of aluminum fins shown in the accompanying figure, which are used to remove heat from a surface whose temperature is 100ºC (T base =100ºC). The temperature of the ambient air is 20ºC. We are interested in determining how the temperature of the fin varies along its length and plotting this temperature variation. For long fins, the temperature distribution along the fin is given by:

Trades & Technology

When checking the current draw of the supply air fan in an air handler, always _____.

a. make sure the supply air fan access panel is removed b. wear rubber gloves and rubber sole shoes c. make sure the compressor is not running d. make sure the supply air fan access panel is in place

Trades & Technology