The purpose of ________________ an electrical system is to make an entire system safer and provide protection against the fluctuations in power supply.
A
cutting
B
polishing
C
opening
D
observing
E
grounding
Exercise Week 09 (unqualifiable)
Puntaje:
20
Workers at a workplace are at a higher risk when an ungrounded device____________________ excess electricity.
A
selects
B
filters
C
cuts
D
charges
E
discharges
The chance of a fault in an ungrounded system is very _____________.
A
near
B
far
C
low
D
high
E
back
RTG means ___________________________.
A
response to ground
B
reopening to ground
C
resetting to ground
D
resistance to ground
E
resolution to ground
____________ refrigerants don't damage the ozone layer.
A
fuel
B
fire
C
natural
D
synthetic
E
air
The evaporator absorbs the heat by __________________ the refrigerating liquid.
A
eating
B
cooking
C
painting
D
closing
E
evaporating
The main purpose of an electrically operated ______________________ is to automatically control the flow of fluids, liquids or gases.
A
solenoid valve
B
ball valve
C
thermal expansion valve
D
station valve
E
mini valve
Scroll compressors are made by ___________ scrolls in which the refrigerant is compressed.
A
two
B
fifteen
C
sixteen
D
five
E
ten
Problema de extensión
Si tienes la extensión Trodi Blackboard instalada, borra los datos de este sitio en tu navegador.
Esto no borrará tus contraseñas ni datos de otros sitios.
¡Apoya el contenido! 🎥
Si disfrutas nuestros videos, considera apoyarnos para seguir creando contenido de calidad.
Videos siempre gratis
Contenido de alta calidad
🌱 Al contribuir, siembras una semilla de crecimiento. Gracias por ser parte de este viaje. 🌿
¡Cada donación nos ayuda a seguir creciendo! 🚀