Which refrigerant/s have an ODP of zero?
A. CFC
B. HCFC
C. HFC
D. HC
E. both c and d
Answer: E
You might also like to view...
Once a building rises above the reach of ground-based equipment, lifting is done using one or more _____.
`a. jib-boom lifts b. tower cranes c. bootstrap cranes d. articulating hoists
The continuity of a weld is when the desired characteristics of the weld exist throughout the weld length.
Answer the following statement true (T) or false (F)
A photodiode ____.
A. is used to capture pictures B. emits light C. conducts in the presence of light D. conducts in the absence of light
While discussing the fail-safe function: Technician A says that the 4WS indicator light is illuminated during the fail-safe function. Technician B says that the rear wheels continue to steer normally when the 4WS control unit enters the fail-safe mode. Who is correct?
A. Tech A B. Tech B C. Both D. Neither