Safety

Question 1

OPNAVINST 3120.32B

Answer 1

Standard organization and regulations of the navy (Standard safety program)

Question 2

OPNAVINST 5100.19E

Answer 2

NAVOSH Afloat safety

Question 3

OPNAVINST 5100.23G

Answer 3

NAVOSH (aviation, weapons, off duty safety)

Question 4

Color of Warning signs

Answer 4

Red

Question 5

Color of caution signs

Answer 5

Yellow

Question 6

When are danger shock hazard signs used

Answer 6

Where 30 to 500 volts are used

Question 7

Warning plates are installed in small craft to warn personnel of what potential hazard

Answer 7

Explosive vapors

Question 8

Caution tags/danger tags

Answer 8

Yellow/red

Question 9

When are caution tags used

Answer 9

When temporary special instructions or unusual caution must be exercised to operate equipment

Question 10

When are danger tags used

Answer 10

When operation could injure personnel or damage equipment

Question 11

What is true if an instrument is labeled out-of-calibration

Answer 11

It should be used with extreme caution

Question 12

When working on energized equipment which of the following safety precautions should you observe

Answer 12

Make sure that a person qualified to administer mouth to mouth ventilation and Cardiac massage is in the immediate area

Question 13

What type of electrical distribution systems are found on Navy ships

Answer 13

Ungrounded

Question 14

Isolated receptacle circuits are designed to limit ground leakage ckts to how many Milliamperes

Answer 14

10

Question 15

When checking continuity between the equipment and the ships hull on a piece of equipment that uses a ground strap, what reference should you use to determine the allowable resistance to ground

Answer 15

PMS card

Question 16

When are you allowed to block open an interlock switch on a piece of equipment

Answer 16

When authorized by the CO for operational reasons

Question 17

Why must you short circuit the secondary of a current transformer before you disconnect the meter

Answer 17

To prevent an extremely high voltage build up

Question 18

How do you discharge capacitors in de-energize equipment

Answer 18

Safety Shorting probe

Question 19

What class rubber gloves would you use for a 5000 V equipment

Answer 19

Class 1 (7500 v rating)

Question 20

When installing rubber floor mattings, you should ensure there are no seams within what minimum distance of an electrical hazard

Answer 20

3 ft

Question 21

Why should A dummy outlet be installed near a workbench

Answer 21

To test the grounding conductors on portable power tools

Question 22

What is an acceptable resistance reading for the ground connection between the ships hull and metal frame of a portable electric drill

Answer 22

Less than 1 ohm

Question 23

What is the maximum length of an extension cord used with portable tools

Answer 23

25 ft, 100 ft on weather decks

Question 24

The current coil of a wattmeter or an ammeter must be connected in what way

Answer 24

In series with the load

Question 25

In signal generators and oscilloscopes how are the effects of Moisture minimized

Answer 25

By built in heaters

Question 26

Before being used on electronic equipment metallic tools should be insulated by wrapping with what material

Answer 26

Two layers of rubber or vinyl plastic tape, half lapped

Question 27

How do you clean a soldering iron of excessive solder

Answer 27

Wipe the soldering iron across a piece of canvas

Question 28

What is the maximum Of time that a lead acid storage battery can last if it is cared for properly

Answer 28

4 or more years

Question 29

When should the charging rate of a lead acid storage battery being charged should be lowered

Answer 29

1. If the battery begins to gas | 2. if the temperature of the battery reaches 125°F

Question 30

What is the proper way to mix electrolyte

Answer 30

Pour the acid slowly into the water

Question 31

Where are The alkaline storage batteries used

Answer 31

Bus failure alarms

Question 32

Dry cell batteries should be removed when the equipment they are used with is going to remain idle for what minimum length of time

Answer 32

2 weeks

Question 33

Why should you always be extremely cautious with handling a CRT

Answer 33

Because it's glass envelope encloses a high vacuum and it may implode under atmospheric pressure

Question 34

Before disposing of a CRT you should break off the tip of the glass vacuum seal with what device

Answer 34

Pliers

Question 35

What is the proper method for disposing of aerosol dispensers

Answer 35

Put it in an approved waste receptacle

Question 36

Which of the following solvents should you never use for cleaning electrical equipment

Answer 36

Volatile solvents or flammable solvents (can clean with waterbase solvents)

Question 37

What is the preferred grade of insulating Varnish used in the Navy

Answer 37

CB

Question 38

Which of the following materials should you NEVER used to clean contacts

Answer 38

Emery cloth/paper and steel wood

Question 39

Which of the following electrical equipment is authorized for use aboard the ship

Answer 39

Electric shavers

Question 40

What is the first thing that you do if a fire breaks out in electric equipment

Answer 40

Secure the power

Question 41

What type of fire extinguishing agent should you use on an electrical fire

Answer 41

CO2 (carbon dioxide)

Question 42

What is a quick way Safe way to free a victim of electrical shock that is in contact with a portable drill

Answer 42

Unplug the drill if you cannot secure the power from the workbench switch first

Question 43

How would you free a victim that suffers from electrical shock from stationary equipment that cannot be de-energized quickly

Answer 43

With your own belt without the belt buckle

Question 44

What is the purpose of artificial ventilation

Answer 44

To provide a method of air exchange

Question 45

Artificial ventilation should be. Administered for who ?

Answer 45

Someone who has stopped breathing naturally (just because someone is unconscious does not mean they have stopped breathing)

Question 46

CPR must be started within what maximum length of time after a victim has suffered cardiac rest

Answer 46

4 minutes

Question 47

What is a wound that deals with the crushing of the tissues

Answer 47

Laceration

Question 48

When the direct pressure method is used on a victim and fails to stop the bleeding what action should you take

Answer 48

Use both the direct pressure method and the pressure point method

Question 49

What burn for the most part is not caused by heat

Answer 49

Chemical

Question 50

What is the most important factor in determining the seriousness of a burn

Answer 50

The extent of the body surface burned

Question 51

Hazardous noise areas are areas that produce continuous and intermittent sound levels greater than what minimum and maximum level

Answer 51

84 to 140 dB

Question 52

A worker should wear double hearing protection when working around noise sources above what minimum sound level

Answer 52

104 dB

Question 53

Excessive heat, humidity, and thermal radiation well under and continue work load can't result in which conditions

Answer 53

Heat stress, heat stroke, heat exhaustion

Question 54

Chemicals is solvents come in which of the following type of forms: gas ,vapor, mist dust or fumes

Answer 54

They come in all of them. Gas,vapor,mist dust and fumes

Question 55

When cleaning electrical equipment with a cleaning solvent, equipment should be warm or hot to increase the cleaning power of the solvent. true or false

Answer 55

False. hot equipment increases the toxicity hazard

Question 56

When should you repaint electrical equipment or enclosure

Answer 56

When necessary to complete corrosion control

Question 57

When operating a portable CO2 extinguisher, you should grab the horn handle by the insulated/ thermal grip for what?

Answer 57

The grip is insulated against possible frost bite of the hand

Question 58

Soda acid extinguisher is used for what type of fire

Answer 58

Alpha

Question 59

CO2 is good for what kind of fires

Answer 59

All fires especially Charlie

Question 60

PKP is good for what type of fires

Answer 60

Bravo, never Charlie because it corrodes the equipment

Question 61

AFFF is good for what kind of virus

Answer 61

Bravo and Alpha, prefer not Charlie

Question 62

Halon 1301 is good for what type of fire

Answer 62

All classes except Delta

Question 63

When you consider the manner in which the skin or tissue is broken what are the general kinds of wounds

Answer 63

4 of them. Abrasions, incisions, lacerations and punctures

Question 64

Heat stress can cause poor mental and physical performance. true or false

Answer 64

True

Question 65

Which of the following people are responsible for understanding and Observing safety standards and regulations on board the ship

Answer 65

All hands