Steadily the aircraft climbed upward until, when he had noted from the barograph that they were at a height of nearly six thousand feet, Dick "straightened her out," and let her glide along on a level keel.
The airship was not on a level keel, but was inclined with her "bow" pointed to the earth, going downward on a slant.
The gyroscope which was depended on to keep the airship on a level keel at all times, or at least to bring her back to it if she were thrown to a dangerous angle, had been set in motion as soon as the start was made.
Around the striped pylon they roared, some darting upward on the turn, others roaring around on level keel.
Now Jimmy came close to the house and onlevel keel circled as close to it as he could.
With a deep sigh of relief Jimmy climbed a little higher, then straightened out and rode on level keel.
Every time the ball began to slide one way or the other, Jimmy had to bring his ship back to a level keel, for the moving steel ball showed that he was beginning to dip to one side or the other.
Then he straightened out the ailerons and elevators, and began to run on a level keel.
So you see that before flying can become reasonably safe, some way must be found of keeping the machine automatically on a level keel.
This time he straightened out his controls as he came up to the horizontal, and they ran swiftly ahead again on a level keel.
Now if hydroplanes are located at equal distances fore and aft their up or down pull is always balanced and does not cause the vessel to dive or broach, but holds her to a level keel.
The stability of a vessel refers to its ability to keep upright and on a level keel.
In other words, the centre of buoyancy of the vessel when submerged must be directly over the centre of gravity of the vessel to cause her to submerge on a level keel.
Both these forces tend to overcome the positive buoyancy of the boat and force her under water and on a level keel if these forces are properly distributed fore and aft of the centre of buoyancy and gravity of the vessel.
He quickly brought his craft up on a level keel, and then swept around in a big circle to see what was happening to the Comet.
Then Jerry brought her to a level keel, and turned on more power.
The above list will hopefully provide you with a few useful examples demonstrating the appropriate usage of "level keel" in a variety of sentences. We hope that you will now be able to make sentences using this group of words.
