An alkaline soil contains 20% clay and 3% humus. If the pure clay has a CEC of 40 cmolc/kg and the humus 200 cmolc/kg, calculate the CEC/kg of the soil
A) 30 B) 16 C) 12 D) 14 E) 8
D
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Answer the following statement(s) true (T) or false (F)
1. Many schematic diagrams use a legend to aid in understanding. 2. The service cord is thought of as a major component of a schematic diagram. 3. An electric resistance heating element is used to provide heat in cool weather. 4. A double-acting thermostat can be used instead of a single-pole single-throw. 5. A start capacitor can be connected in series with the run capacitor to increase the starting torque of the compressor.
The characteristics of the soil must be verified for suitability for a septic system by a soil ____ test.
A. feasibility B. density C. treatment D. sustainability
Answer the following statements true (T) or false (F)
1. When control joints are provided in a stucco-clad wall, expansion joints are unnecessary. 2. Expansion joints are required in an EIFS-clad wall. 3. When vertical support channels are used in stone cladding, dead-load supports and tiebacks are not required for stone slabs. 4. The weight of insulated metal panels and stone-honeycomb panels is approximately the same.
Sizing of a generator set for a particular application is _____.
a. detailed in NEC Article 701 b. achieved by referring to tables in local building codes c. typically done using computer software or manufacturer’s literature d. based on calculations using NFPA guidelines