If the metacentric height is large，a f

1、If the metacenteroic height is small,a

If the metacenteroic height is small,a floating vessel will（）.Abe tenderBhave a quick and easy motionCbe stiffDyaw

2、If the metacentric height is small，a f

If the metacentric height is small，a floating vessel will（）.Abe tenderBhave a quick and rapid motionCbe stiffDyaw

3、Why is it a problem if all the smaller

Why is it a problem if all the smaller fish species die?A Its not healthy for the environment.B People only like to catch big fish.C There are too many small fish.D The smaller fish can get lost in the lake.

4、If the dispersion of a given fiber is

If the dispersion of a given fiber is 17ps/nm*km at 1550 nm and zero at 1310 nm, then what is the accumulated dispersion of an ITU wavelength after it travels 200 km?（）A0 ps/nmB340 ps/nmC200 ps/nmD3400 ps/nmEMore information is needed.

5、If the result of loading a vessel is a

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（）.Ametacentric heightBrighting armCrighting momentDvertical moment

6、A negative metacentric height（）.

A negative metacentric height（）.Awill always cause a vessel to capsizeBshould always be immediately correctedCalways results from off-center weightsDAll of the above are correct