Engineering and Technology Quiz

These structural elements that create the shape and structure of a bridge are referred to as:

• Columns

• Joists

• Foundations

• Trusses

Many photovoltaic systems use this component to provide continuous power to homes.

• Larger PV arrays

• Battery storage

• Outsourcing

• Small generators

What is an expendable mold?

• A mold that can be made cheaply

• A mold that can be used multiple times

• A mold that is destroyed to remove the cast item

• A mold that loses its form over time

In an electric motor, the inner magnet that rotates is called the:

• Diode

• Coil

• Magnetic moment

• Armature

Materials that need further processing in order to be useful are known as:

• Finished products

• Manufactured goods

• Industrial stock

• Engineering products

The process of separating carrier radio waves from an electrical sound signal is called:

• Demodulation

• Modulation

• Amplification

• Transmission

The government's right to take private property for public use is called:

• Martial law

• Rezoning

• Property taxation

• Eminent domain

Solar panels are designed around what physics principle?

• Rutherford scattering

• Pauli exclusion principle

• Einstein’s photoelectric effect

• Electron pair annihilation

This is the standard for the short-range wireless interconnection of cellular phones, computers, and other electronic devices.

• Cloud computing

• Wi-Fi

• Modems

• Bluetooth

Many communication satellites follow this orbital pattern, which allows them to stay in a fixed position over the earth.

• Geosynchronous orbit

• Elliptical orbit

• Goddard orbit

• Earth-flux orbit