Hotel Service Unit 16 Q2 Quiz

hotel service unit 16 Q2

1 / 9

What is the "sway" motion of a vessel?

C) The forward and backward motion

B) The sideways movement to port and starboard

A) The rotational movement around the longitudinal axis

D) The rolling of the vessel

2 / 9

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

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

D) The forward and backward motion

A) The vertical up and down movement of the vessel

B) The sideways movement to port and starboard

3 / 9

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

A) Heave

C) Surge

B) Sway

D) Roll

4 / 9

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

B) Pitch

C) Roll

A) Yaw

D) Surge

5 / 9

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

B) Roll

C) Yaw

D) Heave

A) Pitch

6 / 9

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

C) They are only used at high speeds

A) They are too small to control pitch

D) Bilge keels are located at the bow

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

7 / 9

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

A) Rotation about the vertical axis

D) Rotation about the transverse axis

C) Vertical movement

B) Forward and backward motion

8 / 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

9 / 9

How do bilge keels help reduce vessel motion?

B) By increasing resistance to roll through hydrodynamic drag

A) By creating lift at high speeds

D) By adjusting the center of gravity

C) By stabilizing the vessel during pitch

Your score is