MCAS Review Technology/Engineering 2021

A company is creating an advertisement for its custom-made guitars. Which of the following statements should be in the advertisement to best emphasize the company’s custom production processes?

An engineer constructs a prototype from wood. Which of the following is the best tool for the engineer to use to make the prototype’s surface smooth?

The diagrams below show a section of a bridge before and after more beams were added.

What is the main reason more beams were added to the bridge?

A medical company designs a new

device to measure a person’s vital signs,

including heart rate and blood pressure.

During the design process, the company

produces several prototypes.

During which of the following steps is it

most appropriate to use a prototype?

A student drew the model of a bridge shown below.

Which diagram shows how the student should draw arrows to represent the compression forces acting on the bridge’s towers?

Which of the following statements best describes how the use of interchangeable parts has affected car manufacturing?

A hearing aid is a small device that contains an amplifier, a battery, a microphone, and a speaker. Which part of a hearing aid functions to detect sounds in the user’s environment?

The picture below shows an airplane

wing with the flaps down. A pilot lowers the flaps before takeoff to increase which of the following forces?

The picture below represents boxes piled in a closet. The same boxes were then arranged neatly on shelves in the closet.

The shelves were built to help store the boxes so the contents of the boxes can be found more easily. Which of the following problems was solved by building shelves?

Which of the following is the most important function of the research and development department of a large corporation?