The indicated power of an engine can be obtained by taking the （）.

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• In an operating diesel engine, which of the following condition is an indication of a leaking air starting valve?（）

  A . noise coming from that air starting valve B . continuous operation of the starting air compressor C . zero air pressure in the air starting system D . overheated starting air pipe to the cylinder head

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• A blinking green power LED indicates which of the following conditions on a Cisco Series 1000 lightweight access point？（）

  A . lost connection to the controller B . duplicate IP address C . startup D . site survey mode

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• The most inefficient method of voltage reduction from the stand point of power loss, is a/an （）

  A . capacitor in series with the load B . inductor in series with the load C . capacitor and inductor in series with the load D . resistor in series with the load

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• Small crack in the crankshaft bearing surface of a diesel engine are an indication of（）

  A . corrosion fretting B . insufficient lubrication C . abnormal wear D . fatigue failure

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• Exhaust pyrometer readings provide an indication of the （）

  A . effectiveness of water-cooled exhaust elbows B . distribution of the load between engine cylinders C . amount of fuel penetration into the engine cylinders D . indicated horsepower of the engine cylinder

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• After each reading of an oxygen indicator, the instrument should be purged with（）.

  A . CO B . fresh air C . the tested compartment's air D . water

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• The cetane rating of diesel fuel is an indication of the（）

  A . ignition quality of the fuel B . calorific value of the fuel C . flash point of the fuel D . rate of fuel consumptio

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• The holding power of an anchor increases when the（）.

  A . amount of chain lying along the bottom increases B . length of the catenary is reduced C . mooring line tension is increased D . amount of chain lying along the bottom decrease

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• Which of the following can be directly obtained by means of an indicator card?（）

  A . power B . maximum pressure in a cylinder C . mean pressure in a cylinder D . all of the above

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• If the main engine of an unattended engine room shuts down automatically, it will be indicated by an alarm （）.

  A . at each control station B . in the chief engineer’s quarters C . in the captains quarters D . All of the above are correct

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• Water accumulation in the cylinder of a secured engine is an indication that the （）

  A . soft water pump was not secured along with the engine B . jacket water thermostat has failed C . cylinder liner may be cracked D . raw water pump is over-speeding just prior to engine shutdow

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• What is the holding power ratio of an anchor? （）

  A . Maximum mooring line tension divided by the anchor's weight in air B . Anchor's weight in air divided by the maximum mooring line tension C . Preloading tension divided by the anchor's weight in air D . Operating tension divided by the anchor's weight in air

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• Distortion of the spray pattern of a nozzle or injector may be indicated by a/an（）

  A . high firing pressure B . overload of that particular cylinder C . smoky exhaust D . cooling water temperature rise

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• The holding power of an anchor at a given scope of cable increases when the（）.

  A . amount of chain lying along the bottom increases B . length of the catenary is reduced C . mooring line tension is increased D . amount of chain lying along the bottom decrease

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• Which of the following can be obtained by means of an indicator card?（）

  A . the peak pressure in a cylinder B . the temperature of the cooling water C . the fuel consumption D . none of the above

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• The trouble-free life of an engine indicates （）.

  A . the period of time during which no trouble occurs to the engine B . no trouble will occur to the engine all its life C . trouble may occur freely to the engine D . no matter what you do to the engine, no trouble will occur during this period

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• Sparking at the brushes of a running motor could be an indication of （）.

  A . normal operation B . a dirty commutator C . increased brush capacity D . water vapor absorptio

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• Air blowing from the intake air filter of an operating air compressor indicates （）.

  A、broken inlet valves B、broken discharge valves C、pulsations in the air distribution system D、overloading of the air distribution system

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• （） power is the power developed within the cylinder and can be measured by an engine indicator.

  A . The shaft B . The mechanical C . The electric D . The indicated

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• The power factor of an AC generator operating singularly is determined by the （）

  A . connected load B . prime mover speed C . field excitation D . generators rated voltage

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• An increased pressure differential between the inlet and outlet of a strainer usually indicates the strainer is （）

  A . holed B . fouled C . clean D . dry

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• The holding power of an anchor is the（）.

  A . maximum sustained vertical load an anchor will resist before dragging B . maximum sustained horizontal load an anchor will resist before dragging C . maximum sustained vertical load an anchor will resist before the mooring line breaks D . maximum sustained horizontal load an anchor will resist before the mooring line break

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• A three-phase alternator operates at 450 volts with a power factor of 0~8.If the ammeter indicates 250 amperes, what should be the KW meter reading （）.

  A . 90~0 kw B . 127~27 kw C . 155~70 kw D . 194~85 kw

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• Indicate whether each of the following is identified with an asset.

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