Marine Engineering Review

What is an indication that there is a cracked cylinder head on a diesel engine? Which of the numbers listed represents the equalizing line shown in the illustration?=16 In the circle illustrated, the circumference is 125.6 inches.  What is the area of the shaded portion?=114.1 square inches The maximum diameter of the device illustrated is how many inches? =1.749 inches Which of the following statements describes the characteristics of precision manufactured roller bearings? = They are well adapted to variable speed operation. In the circle illustrated, the circumference is 35.84 feet. What is the area of the shaded portion? = 9.3 square feet A valve attached to line "H" in the illustration, why should it be opened? = to drain moisture and dirt from the bottom of the tank Oil mist detector takes a succession of air samples from all the compartments within the crankcase. When is the oil mist detector alarm activated? When in a liferaft, the use of a sea anchor will ___...

A system that organizes schedules and coordinates all the maintenance activities of the vessel. = Planned Maintenance System The temperature of the steam flow to the saltwater feed heater, in a flash type evaporator can be manipulated by a/an = attemporator in the steam supply piping. In a two-stage flash-type evaporator, excess brine in the first stage automatically passes = into the second stage flash chamber. The Continuous Machinery Survey (CMS) is a method for systematically, continuously and sequentially surveying machinery and equipment within a _________. = 5-year period The objectives of feed water treatment and chemical control can be listed as follows except = Reduction of cost for operation or maintenance The vacuum maintained in the salt water feed heater shell of a flash-type evaporator is generally accomplished = by an external line from the first stage via a fixed orifice Excessive lube oil consumption in a reciprocating air compressor is an indication of = wo...

Fill in the blanks (Choose the correct answer from the choices below) 1._____________refers to Engines operating at 55 – 150 R.P.M working exclusively on a two stroke cycle are of crosshead construction which allows complete isolation of the cylinders and the crank case and are directly coupled to the propeller.Fill in the blanks (Choose the correct answer from the choices below 2.The __________acts as the main strength member maintains correct alignment and supports the weight of the components. It must be capable of withstanding the fluctuating forces created during operation and transmit them to the ships structure. 3.Unbalanced _______forces in the running gear are considered to be one of the forces acting on the bed plate. 4.____________ has the disadvantages that each block must be individually fitted, a time consuming process, and after fitting are susceptible to fretting and wear. ___________ are poured and therefore are much quicker to apply. They form in...

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