A negative metacentric height ______.A.should always be immediately correctedB.will always cause a vessel to capsizeC.always results from off-center weightsD.All of the above are correct

题目

A negative metacentric height ______.

A.should always be immediately corrected

B.will always cause a vessel to capsize

C.always results from off-center weights

D.All of the above are correct

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更多“A negative metacentric height ______.A.should always be immediately correctedB.will always ”相关问题

  • 第1题：

    Cross curves of stability show which of the following？

    A.The righting arms at various angles of inclination and displacement

    B.The metacentric height at large angles of heel

    C.The height of the center of buoyancy at various angles

    D.The metacentric radius at various displacements


    正确答案：A

  • 第2题：

    Reducing free surfaces has the effect of lowering the ______.

    A.uncorrected KG

    B.virtual height of the center of gravity

    C.metacenter

    D.metacentric height


    正确答案：B

  • 第3题：

    For a floating vessel, the result of subtracting KG from KM is the ______.

    A.height of the metacenter

    B.height of the righting arm

    C.height of the center of buoyancy

    D.metacentric height


    正确答案：D
    对于漂浮的船舶，KM减去KG的结果是稳性高度。

  • 第4题：

    If the result of loading a vessel is an increase in the height of the center of gravity, there will always be an increase in the ______.

    A.metacentric height

    B.righting arm

    C.righting moment

    D.vertical moments


    正确答案：D
    假如装船的结果使船舶重心升高，那将总是使垂向力矩减少。

  • 第5题：

    Increasing the number of slack liquid tanks has the effect of raising the ______.

    A.uncorrected KG

    B.maximum allowed KG

    C.virtual height of the center of gravity

    D.metacentric height


    正确答案：C
    未满液体舱室的增加致使实际重心高度的上升。

  • 第6题：

    单选题
    I don't think a warm winter always  has  a negative influence on our life,  hasn't it?
    A

    don't think

    B

    has

    C

    on

    D

    hasn't it


    正确答案： D
    解析：

  • 第7题：

    单选题
    Under normal weather and sea conditions when securing a stack of containers with non-locking fittings，lashings are required when the tier exceeds what height?（）.
    A

    Lashings are always required

    B

    One container

    C

    Two containers

    D

    Three containers


    正确答案： D
    解析： 暂无解析

  • 第8题：

    单选题
    A negative metacentric height（）.
    A

    will always cause a vessel to capsize

    B

    should always be immediately corrected

    C

    always result from off-center weights

    D

    All of the above are correct


    正确答案： D
    解析： 暂无解析

  • 第9题：

    单选题
    If the metacentric height is large，a floating vessel will（）.
    A

    be tender

    B

    have a slow and easy motion

    C

    be stiff

    D

    have a tendency to yaw


    正确答案： B
    解析： 暂无解析

  • 第10题：

    单选题
    In small angle stability，the metacentric height（）.
    A

    is found in the hydrostatic tables for a level vessel

    B

    multiplied by the displacement yields the righting moment

    C

    is always positive

    D

    is calculated by subtracting KG from KM


    正确答案： B
    解析： 暂无解析

  • 第11题：

    单选题
    In small angle stability,the metacenteric height（）.
    A

    is found in the hydrostatic tables for a level vessel

    B

    multiplied by the displacement yields the righting moment

    C

    is always positive

    D

    is calculated by subtracting KG from KM


    正确答案： C
    解析： 暂无解析

  • 第12题：

    单选题
    If the result of loading a vessel is an increase in the height of the center of gravity,there will always be an increase in the（）.
    A

    metacentric height

    B

    righting arm

    C

    righting moment

    D

    vertical moment


    正确答案： D
    解析： 暂无解析

  • 第13题：

    Under normal weather and sea conditions when securing a stack of containers with twist locks，lashings are required when the tier exceeds what height?

    A.Lashings are always required

    B.One container

    C.Two containers

    D.Three containers


    正确答案：C

  • 第14题：

    A negative metacentric height ______.

    A.will always cause a vessel to capsize

    B.should always be immediately corrected

    C.always results from off-center weights

    D.All of the above are correct


    正确答案：B
    负稳性高度应该被立即改正。

  • 第15题：

    If the metacentric height is large, a floating vessel will ______.

    A.be tender

    B.have a slow and easy motion

    C.be stiff

    D.have a tendency to yaw


    正确答案：C
    假如稳性高度很大，漂浮的船将不容易倾覆（稳性过大）。

  • 第16题：

    In small angle stability, the metacentric height ______.

    A.is found in the hydrostatic tables for a level vessel

    B.multiplied by the displacement yields the righting moment

    C.is always positive

    D.is calculated by subtracting KG from KM


    正确答案：D
    在小角度稳性中，稳性高度通过KG减KM被计算出来。

  • 第17题：

    An unhappy childhood may have some negative effects on a person′s characters, however, they arc not always ____________.

    A.practical
    B.avoidable
    C.permanent
    D.beneficial

    答案：C
    解析：
    考查形容词辨析。根据句意“一个不快乐的童年会对一个孩子的个性产生消极的影响；然而，这种影响也不总是___________。”practical“实际的，实践的”，avoidable“可以避免的”，permanent“长久的，永久的”，beneficial“有利的，有益的”。根据语境，故选C。

  • 第18题：

    单选题
    Jack ______ me that his son ______ such a comfort to him.
    A

    informed; has always shown

    B

    told; had always been

    C

    reveals; will always give

    D

    calls; is always


    正确答案： B
    解析：
    宾语从句中，前后时态要呼应。当主句中的谓语动词为过去时态时，从句中的时态就要作相应的调整，一般来说，我们总是把现在时态改为过去时态，把一般将来时态改为过去将来时态。reveal显示，透漏，展现。

  • 第19题：

    单选题
    _____conscious of her moral obligations as a citizen.
    A

    Marsha was and always will be

    B

    Marsha has to be and always will be

    C

    Marsha had been and will always be

    D

    Marsha has been and will always be


    正确答案： B
    解析：

  • 第20题：

    单选题
    If the metacentric height is small，a floating vessel will（）.
    A

    be tender

    B

    have a quick and rapid motion

    C

    be stiff

    D

    yaw


    正确答案： C
    解析： 暂无解析

  • 第21题：

    单选题
    A floating ship with an initial negative metacentric height（）.
    A

    will capsize

    B

    will incline further

    C

    may lie at an angle of loll

    D

    may be initially level


    正确答案： C
    解析： 暂无解析

  • 第22题：

    单选题
    For a floating vessel,true mean draft is always the（）.
    A

    average of the observed drafts

    B

    draft at the centre of flotation

    C

    draft corresponding to the center of buoyancy

    D

    metacentric height


    正确答案： D
    解析： 暂无解析

  • 第23题：

    单选题
    Under normal weather and sea conditions when securing a stack of containers with twist locks，lashings are required when the tier exceeds what height? （）
    A

    Lashings are always required

    B

    One container

    C

    Two containers

    D

    Three containers


    正确答案： D
    解析： 暂无解析

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