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Strain Energy and Tsunamis Quiz

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Questions and Answers

What is a key aspect that every potential electrician must understand from the start?

Stiffness of objects

Cohesion of particles

Lateral ground displacement

Electrical theory (correct)

What is the purpose of understanding electrical theory?

To understand the concept of saturated materials

To study the inertia of buildings during earthquakes

To ensure proper installation of electrical equipment (correct)

To learn about shoddy construction practices

What is the term used to describe the sticking together of particles of the same substance?

Saturation

Inertia

Cohesion (correct)

Flexibility

What term is used to describe holding as much water or moisture as can be absorbed?

Saturated Signup and view all the answers

What can cause shearing of a building structure and concentrate stresses on weak walls or joints during an earthquake?

Inertia of the building Signup and view all the answers

Which term describes an object's resistance to deformation in response to an applied force?

Stiffness Signup and view all the answers

What is strain energy?

A form of potential energy stored in materials that have undergone a change in dimension Signup and view all the answers

What causes tsunamis?

Earthquakes or volcanic eruptions under the sea Signup and view all the answers

How do tsunami waves behave as they approach the shore?

They increase in height as the water depth decreases Signup and view all the answers

What is liquefaction?

The phenomenon in which the strength and stiffness of a soil is reduced by earthquake shaking or other rapid loading Signup and view all the answers

What type of soil is susceptible to liquefaction?

Cohesionless, saturated or partially saturated soils Signup and view all the answers

What is a typical speed range for tsunami waves?

20-30 miles per hour Signup and view all the answers