Thermal, Material and Fluid Physics Quiz

What is the unit of Young's modulus?

• Newton per metre squared (Nm⁻²)

• N/m

• N

• kg

What is the term for the ability of a material to be drawn or stretched without breaking?

• Ductility

• Brittleness

• Malleability

• Elastic hysteresis

What is the term for the ability of a material to withstand stress without permanent deformation?

• Elasticity

• Brittleness

• Malleability

• Elastic hysteresis

What is the unit of tensile/compressive strain?

• No units

• N/m

• N

• kg

What is the term for the property of a fluid that changes its flow behaviour under stress?

• Non-Newtonian fluid

• Streamline flow

• Turbulent flow

• Viscosity

What is the SI unit for power?

• Watt (W)

• Kilowatt (kW)

• Megawatt (MW)

• Gigawatt (GW)

How can work done be defined as energy transferred?

• Force × distance moved in direction of force

• Pressure × change in volume of gas

• Work output/energy input

• 1 - TC/TH

What is the equation for tensile/compressive stress?

• F/A

• Δx/L

• stress/strain

• p = m/v

What does Bernoulli's principle describe?

• Fluid flow patterns

• Viscosity

• Rate of fluid flow and pressure

• Mass of fluid flow per second for all points along a pipe or stream tube is constant

What is the term for the transfer of energy producing temperature change or changes of state?

• Heat transfer

• Thermal equilibrium

• Specific heat capacity

• Specific latent heat