Solve the Problem $E$ In an Electrical Circuit Is Given By $E = 1.7 \cos 110 \pi t$

question 37

Multiple Choice

Solve the problem.
-The voltage $E$ in an electrical circuit is given by $E = 1.7 \cos 110 \pi t$ , where $t$ is time measured in seconds. Find the frequency of the function (that is, find the number of cycles or periods completed in one second) .

• A) \(\frac { 1 } { 55 }\)
• B) 55
• C) 110
• D) \(\frac { 1 } { 110 }\)

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Definitions:

Metric Drawing

A type of technical drawing in which dimensions and measurements are expressed in metric units, such as millimeters and meters.

Lettering

The act or process of marking or inscribing with letters, especially in a specific style or font in technical documentation.

Registration Marks

Marks used on materials or components to ensure correct alignment during assembly or in the printing process.

Scale 1:1

A drawing or model scale where one unit in the drawing or model is equal to one unit on the actual object, representing a real-life size.