
Understand the principles of heat in relation to plumbing systems
Quiz by Ricky Fleet
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13 questions
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- Q1Conduction occurs by...Heat travelling via a chemical reactionHeat travelling in a straight line through the airHeat travelling through or along a solid materialHeat travelling via the motion of a fluid30s
- Q2Which of the following materials is the best conductor of heat?LeadCopperCast ironLow carbon steel30s
- Q3A coil within the cylinder transfers heat by which one of the following methods?ConvectionInsulationRadiationConduction30s
- Q4A radiator transfers heat mostly by which method?InsulationConvectionRadiationConduction30s
- Q5Which one of the following best describes a unit of Celcius?AccelerationPowerTemperatureDensity30s
- Q6Which one of the following materials has the highest heat conductivity?FireclayWoodPVCSteel30s
- Q7A material with a white surface as opposed to a dark surface will...Absorb more heatGenerate more heatConvect more heatReflect more heat30s
- Q8When we insulate heating pipework the system will typically experience...An increase in heat lossAn improvement in aesthetic appearanceA reduction in heat lossAn increase in system noise30s
- Q9Which one of the following will increase system efficiency?Turning down the room thermostatA drop in system pressureTake out all thermostatic radiator valvesTake off any insulation that is on the pipework30s
- Q10Which statement is true...Boiling point of water under normal atmospheric condition is 110 degrees CelsiusWater is a poor conductor of heat, compared to most metalsPure water is a good conductor of electricitySoft water causes scaling up of pipes30s
- Q11Why do we install our hot pipework above the cold pipework?To promote conductionTo promote heat gainTo prevent heat gainTo prevent corrosion30s
- Q12Which one of the following methods of heat transfer occurs between two bodies (surfaces) with no material medium between them?ConductionRadiationPercolationConvection30s
- Q13-273 deg Celcius is expressed as273 deg Kelvin100 deg Kelvin0 deg Kelvin100 deg Celcius30s