One type of foundation has a concrete base, called the ____, supporting foundation walls.

A. heading
B. reinforcement
C. footing
D. slab


Answer: C

Trades & Technology

You might also like to view...

Figure 24-4 In the circuit shown in the accompanying figure, the current sensor contacts are normally open.

Answer the following statement true (T) or false (F)

Trades & Technology

Technician A says that automotive bulbs are identified by trade numbers. Technician B says that the trade number is different for each manufacturer for the exact same bulb specification. Who is right?

A) A only B) B only C) Both A and B D) Neither A nor B

Trades & Technology

When a relay coil is disconnected and tested, what is the meter reading of an open coil?

A) 0 Ohms B) Infinite ohms or OL on digital meters C) 20 Ohms D) 120 Ohms

Trades & Technology

Which type of duct system is used primarily when the duct system and the air handler are not located on the same level?

A. plenum-type duct system B. extended-plenum duct system C. reducing-extended-plenum duct system D. perimeter duct system

Trades & Technology