Main bearings are required to support the crankshaft at each

题目
单选题
Main bearings are required to support the crankshaft at each ().
A

end

B

web

C

pin

D

journal

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相似问题和答案

第1题:

The transfer procedures required to be followed on tankers shall contain ______.

A.A list of each port of discharge

B.A line diagram of the vessel's transfer piping

C.A current crew list

D.The duties by name of each person in charge required for each transfer operation


正确答案:B

第2题:

单选题
The bearings used to support the crankshaft are generally called ()
A

line shaft bearings

B

connecting rod beatings

C

main bearings

D

support bearings


正确答案: D
解析: 暂无解析

第3题:

Vee-type engines have the connecting rods from two cylinders connected to each _____ of the crankshaft.

A.throw

B.web

C.main bearing

D.deflection


正确答案:A

第4题:

单选题
On most modern diesel engines, the main and connecting rod bearings receive their lubricating oil by ().
A

banjo feed

B

splash feed

C

gravity feed

D

pressure feed


正确答案: B
解析: 暂无解析

第5题:

单选题
A connecting rod in a four-stroke/cycle diesel engine is subject to()
A

tension load twice each crankshaft revolution

B

compression load during power and compression strokes

C

inertia load once every four crankshaft revolutions

D

bending loads at bottom and top dead center


正确答案: C
解析: 暂无解析

第6题:

单选题
Because the tie bolts are so close to the crankshaft, some engines employ ()to hold the crankshaft main bearing cap in position instead of conventional studs and nuts.
A

through bolts

B

jack bolts

C

tap bolts

D

fitted bolts


正确答案: D
解析: 暂无解析

第7题:

单选题
() of an engine crankshaft can be detected by measuring deflections of crank webs for each unit of the engine.
A

Misalignment

B

Length

C

Strength

D

Stresses


正确答案: A
解析: 暂无解析

第8题:

Masters are required to notify Port Authorities of anchorage bearings after ______.

A.departure

B.leaving

C.anchored

D.anchoring


正确答案:D

第9题:

单选题
Vee-type engines have the connecting rods from two cylinders connected to each () of the crankshaft.
A

throw

B

web

C

main bearing

D

deflection


正确答案: C
解析: 暂无解析

第10题:

单选题
The highest loads applied to the diesel engine crankshaft main bearings are ()
A

axial loads

B

firing loads

C

inertia loads

D

centripetal loads


正确答案: C
解析: 暂无解析

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