更多"（） thrust and resistance equal each"的相关试题:
[单项选择]Shaking hands when people meet each other for the first time is practiced as a（）way of greeting.
A. conventional
B. conservative
C. constant
D. convenient
[单项选择]Two vessels are approaching each other near head on. What action should be taken to avoid collision?（）.
A. The first vessel to sight the other should give way
B. The vessel making the slower speed should give way
C. Both vessels should alter course to starboard
D. Both vessels should alter course to port
[单项选择]Two vessels are abreast of each other and passing port to port in a confined waterway. What should you expect as your bow approaches the screws of the other vessel? （）
A. Your speed will significantly increase
B. Your draft will significantly decrease
C. Your bow will sheer towards the other vessel
D. Your bow will sheer away from the other vessel
[单项选择]Therefore, other things（）equal, the number of workers that employers want decreases.
A. is
B. are
C. being
D. having
[单项选择]They（）each other for more than twenty years.
A. don't see
B. didn't see
C. haven't seen
D. hadn't seen
[单项选择]（）the've got to know each other a little better, they get along just fine.
A. Due to
B. Ever since
C. Now that
D. Regardless of
[单项选择]Equal power factors on paralleled AC generators are maintained by an automatic （）.
A. voltage regulator
B. reverse power relay
C. reverse current relay
D. governor control switch
[单项选择]Compass error is equal to the（）.
A. deviation minus variation
B. variation plus compass course
C. combined variation and deviation
D. difference between true and magnetic heading
[单项选择]In comparing engines of equal horsepower, higher exhaust gas temperatures occur in a/an（）
A. opposed-piston engine
B. double-acting engine
C. two-stroke/cycle engine
D. four-stroke/cycle engine
[单项选择]Deck beams on a ship are generally spaced at equal intervals and run（）.
A. longitudinally
B. vertically
C. transversely
D. intermittently
[单项选择]Lines on a chart which connect points of equal magnetic variation are called （）.
A. magnetic latitudes
B. magnetic declinations
C. dip
D. isogonic lines
[单项选择]An ocean towing bridle whose legs are of equal length，but too short，may（）.
A. fail to provide spring in the hawser
B. cause unequal distribution of the load to one leg
C. cause the bridle legs to jump clear of the chocks or fairleads
D. None of the above
[单项选择]Engine displacement is equal to the cylinder （）.
A. area times the stroke
B. area times the stroke, times the number of cylinders
C. volume times the stroke
D. volume times the stroke, times the number of cylinders
[单项选择]If the towing bridle legs are not of equal length（）.
A. excessive strain is placed on the shorter leg
B. the shorter leg may fail
C. the longer leg is slack
D. All of the above
[单项选择]In today’s practice, with cylinders of equal diameter of bore and equal revolutions, the two-cycle engine delivers a power about 80 percent （） than that of the four-stroke one.
A. greater
B. better
C. smaller
D. less
[单项选择]If the buoyant force on a ships hull is equal to or greater than the displacement tonnage, the ship will （）.
A. require ballast added to only the port side tanks
B. be down by the head
C. sink
D. float
[单项选择]If the buoyant force on a ship’s hull is equal to the displacement tonnage，the ship will（）.
A. require ballast
B. be down by the head
C. sink
D. float
