WorksheetsGauges, Bi-metal
Total questions: 14
Worksheet time: 7mins
What moves the pointer in a bi-metal type gauge
A pair of bi-metal strips
Opposing magnets
A bi-metal strip and a spring
Gravity
The fuel gauge will read full when the sending unit resistance is (a) ohms.
The fuel gauge will read empty when the sending unit resistance is (a) ohms.
The fuel gauge will read 1/2 full when the sending unit resistance is (a)
If wire GN245 was damaged and became an open circuit the gauge would read _________________.
Full
Empty
1/2 Full
None of the above
If wire GN245 was accidentally pinched under a bolt and shorted to ground ______________________.
the fuel gauge would read empty
the fuel gauge would read full
the sending unit would be damaged
the fuel gauge would read 1/2 full
If connector C62 was severely corroded the fuel gauge would read _________________.
lower than it should
higher than it should
accurately
If ground 47 was disconnected, the fuel gauge would read (a) .
How many wires are used to operate a bi-metal gauge?
3
4
2
A bi-metal strip changes shape when subjected to a change in ____________
temperature
light
all of the above
pressure
The bi-metal strip in the fuel gauge circuit illustrated:
is wrapped with a resistance wire
bends when the wire becomes hot
is constructed of two dissimilar metals
is located in the sending unit
The fuel gauge sending unit is located:
under the hood
inside of the fuel gauge
inside of the fuel tank
next to the steering column
If wire RD 117 is disconnected and becomes an open circuit:
the fuel gauge will read empty
the fuel gauge will read full
the sending unit will be damaged
the fuel gauge will be damaged
Bi-metal type gauges include fuel level, coolant temperature, and oil pressure gauges.
True
False
