Hotel Service Unit 16 Q2 Quiz

hotel service unit 16 Q2

1 / 9

What is "pitch" in the context of vessel motion?

C) Vertical movement

D) Rotation about the transverse axis

A) Rotation about the vertical axis

B) Forward and backward motion

2 / 9

Which of the following best describes the degree of freedom known as "heave"?

B) The sideways movement to port and starboard

C) The rotational movement about the vessel's vertical axis

A) The vertical up and down movement of the vessel

D) The forward and backward motion

3 / 9

Where are bilge keels typically located on a vessel?

B) Along the keel at the vessel’s centerline

A) Near the bow

C) Along the bilge, at the turn of the hull

D) Near the propeller

4 / 9

What is the term for the rotational movement around a vessel's vertical axis?

A) Pitch

B) Roll

C) Yaw

D) Heave

5 / 9

How do bilge keels help reduce vessel motion?

B) By increasing resistance to roll through hydrodynamic drag

D) By adjusting the center of gravity

A) By creating lift at high speeds

C) By stabilizing the vessel during pitch

6 / 9

Which degree of freedom involves the vessel's forward and backward movement?

D) Roll

B) Sway

C) Surge

A) Heave

7 / 9

What is the "sway" motion of a vessel?

A) The rotational movement around the longitudinal axis

B) The sideways movement to port and starboard

D) The rolling of the vessel

C) The forward and backward motion

8 / 9

Why are bilge keels less effective in controlling pitch compared to roll?

D) Bilge keels are located at the bow

C) They are only used at high speeds

B) Pitch involves movement along the longitudinal axis, not the transverse

A) They are too small to control pitch

9 / 9

Which degree of freedom describes the vessel's rotational motion about its longitudinal axis?

C) Roll

A) Yaw

D) Surge

B) Pitch

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