Round 2: Understanding Forces and Loads Concept

Which type of entity is applied when you push a door to open it?

• Force

• Compress

• Stress

• Tension

What happens to a beam when it carries a load in the middle?

• It bends

• It shrinks

• It twists

• It elongates

What is a simple example of a "compressive force"?

• Pushing a spring

• Pulling a rubber band

• Pushing a wall

• Lifting a box

Which of these is an example of a "tensile force"?

• Pulling a rope

• Pushing a book

• Pressing on a surface

• Bending a metal rod

What is "静止荷重" (Seishi Kajo) in English?

• Static load

• Dynamic load

• Shear load

• Tension load

What happens when a force is applied to an object and it changes shape or size?

• Deformation

• Compression

• Tension

• Moment

Which of the following terms refers to a type of force acting on a material that resists its deformation?

• Stress

• Strain

• Load

• Elasticity

What is the force that acts perpendicular to the surface of an object?

• Normal force

• Shear force

• Torsional force

• Bending moment

Which of the following is a characteristic of a material under "tensile stress"?

• The material is stretched

• The material is compressed

• The material is bent

• The material is twisted

Which of the following is the best example of a "dynamic load"?

• A car parked on a bridge

• The wind pushing against a building

• A book resting on a table

• A metal beam holding up a ceiling