更多"Which of the valves listed is NOT c"的相关试题:
[单项选择]Which of the valves listed should be used either in the fully opened or the fully closed position?（）
A. A gate valve
B. A globe valve
C. Any check valve
D. Any needle valve
[单项选择]Which of the listed pressure control valves would be used to establish the maximum operating pressure of a hydraulic system?（）
A. Pressure-reducing valve
B. Unloading valve
C. Counterbalance valve
D. Pressure-relief valve
[单项选择]Which of the listed materials would be considered as a bunting class "C" fire?（）
A. Fuel oil
B. Wood
C. Celluloid
D. Electrical insulation
[单项选择]Which of the listed components is considered to separate the high pressure side of a refrigeration cycle from the low pressure side of the cycle?（）
A. The condenser and the expansion valve
B. The king valve and the solenoid valve
C. The compressor and the expansion valve
D. The condenser and the solenoid valve
[单项选择]Which of the listed conditions can be considered as the single greatest cause of accidents?（）
A. Speed
B. Excessive knowledge or skill
C. Human error
D. Excitement
[单项选择]Which of the listed classes of fire is considered as one involving electrical equipment?（）
A. Class "A"
B. Class "B"
C. Class "C"
D. Class "D"
[单项选择]After finished the engine, which of valves cannot be shut off by the duty engineer?（）
A. fuel valve
B. the starting air valve
C. the sea chest
D. the main sea pump inlet valve
[单项选择]Which cargo is considered volatile（）.
A. Bunker C
B. Turkey-red oil
C. Sweet oil
D. Iso-Propylamine
[单项选择]Which factor must be considered when determining the order of loading of dissimilar products through the same piping system aboard a tanker? （）
A. Contamination of the cargo
B. Flash points
C. Reid vapor pressures
D. Specific gravities
[单项选择]Which of the listed refrigeration system components keeps the refrigerant circulating through the system?（）
A. Expansion valve
B. Condenser
C. Evaporator
D. Compressor
[单项选择]Which of the listed governor characteristics will greatly affect the load sharing relationship between paralleled diesel generators?（）
A. Sensitivity
B. Power
C. Speed droop
D. Compensation
[单项选择]Which VPN management feature would be considered to ensure that the network had the least disruption of service when making topology changes?（）
A. dynamic reconfiguration
B. path MTU discovery
C. auto setup
D. remote management
[单项选择]Which of the following would be considered downflooding on a fishing vessel as defined in regulation? （）
A. Vessel heels until water enters a hatch
B. Vessel in collision floods through a damaged area above the waterline
C. Vessel takes on water due to the hatches being left open in heavy rain
D. Vessel takes on water by the propeller shaft due to failure of the stern gland
[单项选择]Which of the routine maintenance procedure listed is required for starting air receivers?（）
A. Frequent draining of accumulated moisture
B. Frequent testing of relief valves
C. A close watch on temperature to prevent fluctuations in pressure
D. Frequent cleaning to re move oil and foreign matter
[单项选择]Which of the routine maintenance procedures listed is required for starting air receivers?（）
A. over-speeding
B. overload
C. low exhaust temperature
D. high crankcase pressure
[单项选择]Which substance is NOT considered to be Oil under the pollution prevention regulations? （）
A. Petroleum and fuel oil
B. Sludge
C. Oil mixed with dredge spoil
D. Oil refuse and oil mixed with wastes
[单项选择]Which of the following is not considered a common approach to narrow the field of potential problem causes（）
A. Following the traffic path
B. Top-down
C. Comparing configurations
D. Bottom-up
E. Divide and conquer
F. ExamineS LAs
