When cells divide to form specialized tissues and organs, this process in animals is called
____________________.
Fill in the blank(s) with the appropriate word(s).
mitosis
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Overcharging a lead-acid battery will _____.
a. extend battery life b. increase battery power c. destroy the positive plate d. destroy the negative plate
Answer the following statement(s) true (T) or false (F)
1. Fuel cells have little in common with conventional power generating equipment.
2. At the anode, the reaction in AFC systems occurs as follows:
3. In PAFC systems, increasing temperature increases the vaporization of acid, which leads to larger reservoirs in the cell, which increases complexity and cost.
4. As materials get hotter, they generally get a bit larger, a process known as thermal expansion.
5. SOFC systems are commonly used in cogeneration systems, so the high pressures can be used to prepare the high temperature outlet gas as an input gas for a turbine.
____ loading of a circuit is where the current flowing is within the capability of the circuit and/or the connected equipment.
a. Normal b. Overload c. Short circuit d. Open
Some furnaces use two automatic shutoffs that are mechanically in series to provide additional safety. What type of valves are these?
A) diaphragm valves B) redundant valves C) direct-acting valves D) intermittent valves