What color hose is used for connecting to the charging refrigerant cylinder vacuum pump or the recovery machine?
A) Black B) Blue C) Red D) Yellow
D
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A system contains two components, A and B. The system will function only if both components function. The probability that A functions is 0.98, the probability that B functions is 0.95, and the probability that either A or B functions is 0.99. What is the probability that the system functions?
What will be an ideal response?
What will be the capacity of an electric furnace rated at 15 kW on 240 V if it is operated at 208 V?
A) The capacity will remain the same, 15 kW. B) The capacity will be increased to 20 kW. C) The capacity will be reduced by exactly 32 W. D) The capacity will be reduced to 11 kW.
Technician A says that CO and HC levels should increase if the AIR hoses are pinched off. Technician B says that a defective drive belt may cause AIR system problems. Which technician is correct?
A) Technician A only B) Technician B only C) Both technicians D) Neither technician
Using the change-of-scale property, find the z transform of 
What will be an ideal response?