Plumbing science PT1

In the UK and Europe an international system of units for measuring different properties is used, known as?

• Metric

• Imperial

• Metres

• Standards Institute (SI)

The SI unit for measuring temperature is?

• Centigrade

• Fahrenheit

• Kelvin

• Metres

What would this component be used for?

• Reducing temperature

• Reducing pressure

• Reducing Flow rate

• Reducing limescale

The ‘milli’ in ‘millimeter’ means?

• 10th

• 100th

• 1000th

• 100000th

This picture shows a?

• Multi meter

• Laser measure

• Damp meter

• A very old phone

Weight is calculated using which formula?

• weight = mass x gravity

• weight = mass / gravity

• weight = mass - gravity

• weight = mass + gravity

The relationship between watts, amps

and volts is?

• Amps X Volts = Watts

• Amps / Watts = Volts

• Volts / Watts = Amps

• All of the above

Calculate the amps, when you have a 3000 watt shower running on 240 Volts?

• 12.5 Amps

• 10.5 Amps

• 5 Amps

• 15 Amps

The Freezing point of water is?

• 273K or 0ºC

• 0K or 273ºC

• 100K or 0ºC

• OK or 0ºC

What is the volume of a tank 4.0m x 3.0m x 2.4m

• 28.8 m3

• 22.6 m3

• 29 m3

• 15.6 m3