What type of filters are composed of combinations of R, L, and C components?
A. Active
B. Low pass
C. Passive
D. High pass
C
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Tests have shown that portland cement-lime mortar is not heat resistant and should not be used in the combustion area of a fireplace.
Answer the following statement true (T) or false (F)
Welding is a more permanent fastening application than screw threads or pins.
Answer the following statement true (T) or false (F)
Technician A says that a hose clamp can be used to compress the retainer fingers of a parking brake cable in order to remove it from the backing plate. Technician B says a box-end wrench can be used instead of a hose clamp. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians A and B D) Neither technician A nor B
The electrical switching in an electronic thermostat is often done by:
A) Batteries. B) A mercury bulb. C) Small relays. D) Resistors.