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WorksheetsForces, Stresses and Reinforcing
Total questions: 16
Worksheet time: 8mins
What is the force that tries to stretch an object and pull it apart?
Tension
Compression
Friction
Gravity
What is the opposite of tension, where forces are directed towards one another and act to squash and shorten objects?
Compression
Expansion
Shear
Torsion
Shear forces often act in ______ directions, and can cause parts of an object to slide past one another.
opposite
same
parallel
circular
A bending force is a type of ______ force that causes materials to bend.
shear
tensile
compressive
torsional
What is the process called where more layers are added to a material to form a composite material/product (composed of two or more materials) to provide extra stiffness?
Lamination
Welding
Casting
Extrusion
Plywood is a laminated product. What is the grain direction in a layer of plywood set at to the layers above and below it?
0°
45°
90°
180°
Interfacings are extra layers of fabric stuck or sewn onto the inside of products to improve strength, rigidity, ______ and aesthetics
functionality
colour
pattern
Webbing is a fabric that is woven in a way that gives a very high ______ strength.
tensile
compressive
shear
bending
Bending is often used to reinforce and stiffen materials.
True
False
Folding is the bending of a flexible material so that the two sides of the bend are flat against each other. Along a fold a crease is made - and along a crease the material is made more flexible.
True
False
Which process involves twisting a material to test its resistance to rotational forces?
Compression
Shearing
Bending
Torsion
What force is at work here?
Torsion
Shear
Tension
Compression
Bending
What force is at work here?
Torsion
Shear
Tension
Compression
Bending
What force is at work here?
Torsion
Shear
Tension
Compression
Bending
What force is at work here?
Torsion
Shear
Tension
Compression
Bending
What force is at work here?
Torsion
Shear
Tension
Compression
Bending
