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MCQ - Mechanical TNPSC JTO
JTO - 542 - Mechanic Electric Vehicle - 542 - Unit VIII Test and Troubleshoot Accessory and Auxiliary

76)   

Ambient temperature sensors are located:

A.
B.
C.
D.
Answer: C
77)   

Which sensor prevents the evaporator from freezing?

A.
B.
C.
D.
Answer: C
78)   

Air conditioning ECUs control:

A.
B.
C.
D.
Answer: B
79)   

Servomotors in HVAC systems are used to:

A.
B.
C.
D.
Answer: A
80)   

Blower speed is controlled electronically using:

A.
B.
C.
D.
Answer: C
81)   

Automatic Climate Control systems maintain:

A.
B.
C.
D.
Answer: C
82)   

Which input is needed for automatic climate control?

A.
B.
C.
D.
Answer: B
83)   

Automatic systems adjust blower speed based on:

A.
B.
C.
D.
Answer: B
84)   

In automatic AC systems, servomotors control:

A.
B.
C.
D.
Answer: B
85)   

Automatic climate systems reduce driver workload by:

A.
B.
C.
D.
Answer: B
86)   

Electric inverter compressor is used in:

A.
B.
C.
D.
Answer: C
87)   

Advantage of electric compressor:

A.
B.
C.
D.
Answer: C
88)   

Inverter compressor speed is controlled by:

A.
B.
C.
D.
Answer: C
89)   

Electric compressors help in:

A.
B.
C.
D.
Answer: D
90)   

Inverter compressors are best for:

A.
B.
C.
D.
Answer: C
91)   

Low cooling can be due to:

A.
B.
C.
D.
Answer: B
92)   

A blocked expansion valve causes:

A.
B.
C.
D.
Answer: A
93)   

Moisture in refrigerant can cause:

A.
B.
C.
D.
Answer: B
94)   

An overcharged AC system may result in:

A.
B.
C.
D.
Answer: B
95)   

A broken thermostat can lead to:

A.
B.
C.
D.
Answer: B
96)   

Receiver-drier needs replacement when:

A.
B.
C.
D.
Answer: C
97)   

A faulty ambient temperature sensor may result in:

A.
B.
C.
D.
Answer: B
98)   

An evaporator temperature sensor prevents:

A.
B.
C.
D.
Answer: A
99)   

System pressure too low may mean:

A.
B.
C.
D.
Answer: B
100)   

Most vehicle HVAC faults are diagnosed using:

A.
B.
C.
D.
Answer: B