Yeasts use _____ in food for their own growth
a. Sugars and carbohydrates c. Salts and sugars
b. Proteins and carbohydrates d. Proteins and enzymes
B
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Explain how process variables turn into displayable or usable information for a PLC.
What will be an ideal response?
A bleed-off procedure is used to _____.
a. remove excess condensate b. release excess steam pressure c. adjust makeup water volume d. reduce minerals and impurities in system water
Answer the following statement(s) true (T) or false (F)
1. In secondary cells, the electrochemical action is reversible. 2. In a charging circuit, the generator voltage must equalize and overcome the battery emf and have a small enough value to produce a current below the resistance of the circuit. 3. A hydrometer measures the specific gravity of the electrolyte in each cell. 4. Nickel-metal hydride cells are very popular for portable equipment such as notebook computers, video cameras, cell phones, and many others. 5. When multiple power sources are connected in parallel, there is a great increase in emf.
Slip is the difference between the actual speed of a motor and its rated speed
Indicate whether the statement is true or false