Seamanship

Question 1

A block and tackle which has 5 lines passing in, out and tied too the bottom block, and 4 lines passing though the top block is said to have a mechanical advantage of _________________?

2

3

4

5

Answer 1

5

Question 2

A person must factor in what percentage of friction per sheave when using block and tackle?

5%

10%

15%

20%

Answer 2

10%

Question 3

Chafing gear is used to___________________

Connect tow line to trailer eye of disabled tow

Protect tow lines from wearing down against edges of vessel

Eliminate yawing of disabled tow

Increase mechanical advantage on a towing recovery wheel

Answer 3

Protect tow lines from wearing down against edges of vessel

Question 4

A safe load is considered to be ______________________?

1/3 of a lines breaking strength

1/4 or a lines breaking strength

1/5 of a lines breaking strength

1/6 of a lines breaking strength

Answer 4

1/5 of a lines breaking strength

Question 5

Using a _____________________ can be considered an convenient and efficient method for hoisting a load by hand.

Pulley and nylon line

Pulley and synthetic line

Winch and drum

Chain fall

Answer 5

Chain fall

Question 6

A line used to secure your vessel which will not allow the vessel to move forward is called a _________________?

Forward spring line
Bow line

Stern line

Aft spring line

Answer 6

Aft spring line

Question 7

The practice of maintaining block can include _______________________?

Inspect

Lubricate

Disassembling

All of the above

Answer 7

All of the above

Question 8

What is the minimal amount of dock lines in which you should use to secure you vessel?

1

2

3

4

Answer 8

4

Question 9

The prudent mariner should always be cautious when working with line under load?

True

False

Answer 9

True

Question 10

“Slack the line” means too _________________.

Stop

Tense up on the line

Remove all tension

Take in all lines

Answer 10

Remove all tension

Question 11

If possible you should steer into ______________________ when proceeding to dock your vessel.

The tide or sun

Sea wall and lee of the prevailing wind

Wind or current

Shallowest water and safest slip

Answer 11

Wind or current

Question 12

“Avast” means to __________________?

Stop

Go

Slow down

Speed up

Answer 12

Stop

Question 13

To determine the movement of water while committing to navigate into a docking maneuver you should out your vessel in ____________________?

Slow ahead

Slow astern

Neutral

Full ahead

Answer 13

Neutral

Question 14

Standing rigging can be considered ___________________________.

Stays

Shrounds

Hardware that supports the mast

All of the above

Answer 14

All of the above

Question 15

Rigging that can freely move through blocks can be considered_____________________?

standing rigging

Jury rigging

Fixed rigging

Running rigging

Answer 15

Running rigging

Question 16

The primary purpose of blocks can be _________________________?

Designed to be used with a specific rope size

Primary used on sailboats

Used for launching lifeboats during a rescue

All of the above

Answer 16

All of the above

Question 17

To separate blocks is to _____________________?

Two-Block

Overhauling

Fleeting

Both B and C

Answer 17

Both B and C

Question 18

When two blocks come together is called __________________________?

Winching

Chock-a-block

Meeting

Fleeting

Answer 18

Chock-a-block

Question 19

A grooved wheel in a block or pulley in which the line passes is called a ___________________?

Roller bearing

Drum

Windlass

Sheave

Answer 19

Sheave