All food chains start with ____
a. detrivores c. primary consumers
b. unique producers d. secondary consumers
B
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The exhaust blower unit consists of a three-horsepower, three-phase, 208-volt motor driving a propeller-type fan through a(n) ____ drive.
A. V-belt B. direct C. O-ring D. conveyer
While troubleshooting a 24-V control circuit consisting of a thermostat, a pressure control, and a contactor coil, the technician reads 24 volts across the thermostat, 0 volts across the pressure control, and 0 volts across the contactor coil. The technician makes the following statements. The following statements are all considered to be true. A) The transformer is burned out. B) The thermostat is open. C) The contactor coil is energized.
Answer the following statement true (T) or false (F)
The largest component of natural gas is ____________________
Fill in the blank(s) with correct word
The typical output for a normally operating thermocouple is in the range of 1 V to 10 V
Indicate whether the statement is true or false