A brake pedal feels spongy when depressed. Technician A says that a defective hydraulic brake booster could be the cause. Technician B says that a defective vacuum brake booster could be the cause. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
D
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Ethernet is a computer networking technology for ____.
a. Wide Area Networks (WANs) b. Metropolitan Area Networks (MANs) c. Local Area Networks (LANs) d. Wireless Local Area Networks (WLANs)
Which of the following is a characteristic that helps distinguish fans from blowers?
a. Fans always require more horsepower to move the same volume of air as a blower. b. Fans are able to perform better than blowers when the resistance to airflow is high. c. The airflow is normally parallel to the shaft of a blower. d. The airflow is normally parallel to the shaft of a fan.
In a VAV system, the demand for heat is satisfied by _____.
a. a heater attached to the VAV terminal b. independent baseboard heat c. an independent heat pump d. electric heaters in the air handler
Smut can overwinter in soil, plant debris, and seed
Indicate whether the statement is true or false