The center of flotation of a vessel is the point in the waterplane（）.

相似题目

• How is the external flotation bladder of an immersion suit inflated?（）

  A . It is inflated by a small CO bottle that is automatically tripped when the front zipper is at the top of the zipper track B . It is inflated by a small CO bottle that is manually tripped C . It is inflated by blowing through an inflation tube D . It inflates by sea water bleeding into the flotation bladder and reacting with a chemical therei

  查看最佳答案

• Which of the following is a characteristic of a data center core？（）

  A .  Server-to-server traffic always remains in the core layer. B .  The recommended practice is for the core infrastructure to be in Layer 3. C .  The boundary between Layer 2 and Layer 3 should be implemented in the aggregation layer. D .  The Cisco Express Forwarding hashing algorithm is the default， based on the IP address andLayer 4 port. E .  Core layer should run BGP along with an IGP because iBGP has a lower administrativedistance than any IGP.

  查看最佳答案

• In the presence of external forces，the center of buoyancy of an inclined vessel is vertically aligned with the（）.

  A . center of gravity B . metacenter C . center of flotation D . keel

  查看最佳答案

• If the thermal bulb of an expansion valve is incorrectly placed at the center of the coil instead of the end, it will （）.

  A . increase the capacity of the coil B . increase the superheat at the bulb C . deliver more refrigerant to the coil D . decrease the capacity of the coil

  查看最佳答案

• Which of the following will increase the height of the center of buoyancy for your vessel?（）.

  A . Discharging weight from lower decks B . Loading weight in upper decks C . Shifting weight from lower to upper decks D . Shifting weight from upper to lower deck

  查看最佳答案

• The geometric center of the waterplane area is called the（）.

  A . center of buoyancy B . center of gravity C . metacenter D . center of flotatio

  查看最佳答案

• The external flotation bladder of an immersion suit should be inflated（）.

  A . only after two hours in the water B . only after four hours in the water C . before entry into the water D . upon entry into the water

  查看最佳答案

• In the absence of external forces，the center of buoyancy of an inclined vessel is vertically aligned directly below the（）.

  A . center of gravity B . amidships station C . center of flotation D . geometric center of the waterplane area

  查看最佳答案

• The center of flotation of a vessel is（）.

  A . the center of volume of the immersed portion of the vessel B . the center of gravity of the water plane C . that point at which all the vertical downward forces of weight are considered to be concentrated D . that point at which all the vertical upward forces of buoyancy are considered to be concentrated

  查看最佳答案

• Stability is determined principally by the location of the center of gravity and the（）.

  A . aft perpendicular B . center of buoyancy C . keel D . center of flotatio

  查看最佳答案

• After transferring a weight forward on a vessel, the draft at the center of flotation will（）.

  A . change, depending on the location of the LCG B . increase C . decrease D . remain constant

  查看最佳答案

• For a floating vessel，the center of buoyancy and the metacenter are in the line of action of the buoyant force（）.

  A . only when there is positive stability B . only when there is negative stability C . only when there is neutral stability D . at all time

  查看最佳答案

• The center of buoyancy and the metacenter are in the line of action of the buoyant force（）.

  A . only when there is positive stability B . only when there is negative stability C . only when there is neutral stability D . at all time

  查看最佳答案

• The center of volume of the immersed portion of the hull is called the（）.

  A . center of buoyancy B . center of flotation C . center of gravity D . tipping center

  查看最佳答案

• Stability is determined by the relationship of the center of gravity and the（）.

  A . water depth B . keel C . center of flotation D . center of buoyancy

  查看最佳答案

• 道岔中心线表示法 method of indicating the center line of turnout

  查看最佳答案

• The center of the underwater volume of a floating vessel is the（）.

  A . center of buoyancy B . center of flotation C . uncorrected height of the center of gravity of the vessel D . center of gravity of the vessel corrected for free surface effect

  查看最佳答案

• The difference between the height of the metacenter and the height of the center of gravity is known as the（）.

  A . metacentric height B . height of the righting arm C . fore and aft perpendicular D . height of the center of buoyancy

  查看最佳答案

• In the absence of external forces，the center of gravity of a floating vessel is located directly above the（）.

  A . metacenter B . amidships C . center of flotation D . geometric center of the displaced volume

  查看最佳答案

• sel is vertically aligned with the ______．◑A.longitudinal centerline◑B.center of flotation◑C.original vertical centerline◑D.metacenter

  查看最佳答案

• Find the center and vertices of the ellipse. （）

  A．center: vertices: B．center: vertices: C．center: vertices: D．center: vertices: E．center: vertices:

  查看最佳答案

• The__ study of religion moved from the center to the periphery of sociology（）

  A．physical B．psychological C．professional D．sociological

  查看最佳答案

• The city's importance（)its position, right at the center of the most fertile section of the plain.

  A．A.dispossessed on B．B.discarded with C．C.derived from D．D.deprived af

  查看最佳答案