1984912
Descripción
Test por gaby khalil, actualizado hace más de 1 año
|
Creado por gaby khalil
hace casi 10 años
|
|
Pregunta 1
Pregunta
What heating system is no longer approved by the Building Regulations?
Respuesta
-
Frost stat
-
Two-pipe fully pump system
-
fully pump One-pipe system
-
Gravity system
Pregunta 2
Respuesta
-
The hot water and heating circuits are both operated by the pump.
-
Only the hot water circuit is operated by the pump.
-
Only the heating circuit is operated by the pump.
-
Only the hot water is operated by gravity circulation.
Pregunta 3
Pregunta
What is an advantage of a one-pipe system?
Respuesta
-
It takes a long time to install.
-
Higher temperatures are achieved.
-
It is quicker and cheaper to install
-
It is a naturally-balanced system.
Pregunta 4
Pregunta
What does a semi-gravity system with a two-port valve provide?
Respuesta
-
Adjustable flow rate
-
Easily balanced system
-
Automatic air venting
-
Independent temperature control of hot water and heating
Pregunta 5
Pregunta
How is the balancing of a system achieved?
Respuesta
-
By adjusting the pump
-
By adjusting the boiler temperature
-
By adjusting lock-shield valves
-
By adjusting by-pass valves
Pregunta 6
Pregunta
What does a two position three-port valve give priority to?
Respuesta
-
Domestic hot water circuit
-
The heating circuit
-
The TRVs
-
Fully pumped system
Pregunta 7
Pregunta
What is the mid-position three-port valve not suitable for?
Respuesta
-
Dwellings with floor areas greater than 150m2
-
Dwellings with floor areas less than 150m2
-
Dwellings with floor areas greater than 200m2
-
Dwellings with floor areas less than 20m2
Pregunta 8
Pregunta
What is a programmable room thermostat?
Respuesta
-
A combined time switch and room thermostat
-
A frost and room thermostat combined
-
A boiler and room thermostat combined
-
All of the above
Pregunta 9
Pregunta
What is the maximum flow rate for a domestic heating pump?
Respuesta
-
2 l/s
-
3 l/s
-
4 l/s
-
1.5 l/s
Pregunta 10
Pregunta
What is the purpose of an air separator?
Respuesta
-
To remove dirt from the system
-
To remove turbulence from the system
-
To remove air from the system
-
To separate the oxygen from the hydrogen
¿Quieres crear tus propios Tests gratis con GoConqr? Más información.