PHEP 35

Question 1

Accident prevention relies on all but one of the following:

a) good housekeeping
b) proper use of ladders
c) knowledge of first aid
d) proper use of handrail

Answer 1

c) knowledge of first aid

Question 2

An electric current passing through the body for one second or more is generally fatal if the current intensity is:

a) 1 milliamp
b) 5 milliamps
c) 10 milliamps
d) 100 milliamps

Answer 2

d) 100 milliamps

Question 3

An electrical circuit should be treated as it is energized until:

a) the circuit breaker in indicated open
b) the disconnect is indicated open
c) the circuit is proven de-energized
d) the DC is open to the control circuit

Answer 3

c) the circuit is proven de-energized

Question 4

The distance at which the foot of the ladder should be placed from the wall is:

a) 1/4 the length of the ladder
b) 1/4 the length of the ladder to the top of the support
c) 1/4 the height of the wall
d) 4 times the ladder width

Answer 4

b) 1/4 the lengyth of the ladder to the top support

Question 5

Unless protection is provided by other means, a scaffold plan should not overhang its support b more than:

a) 6”
b) 12”
c) 18”
d) 24”

Answer 5

c) 18”

Question 6

For removing hazardous vapor from the air, a chlorine respirator would use a:

a) chemical filter
b) mechanical filter
c) particulate filter
d) chemical filter

Answer 6

a) chemical filter

Question 7

The Oxygen Breathing Apparatus will provide raspatory protection, under hard work, for a minimum period of:

a) 30 mins
b) 45 mins
c) 60 mins
d) 90 mins

Answer 7

b) 45 mins

Question 8

The Scott Air-Pak II will provide respiratory protection for a period of approximately:

Answer 8

30 mins

Question 9

In general, the first thing you should do to help a victim of a severe accident is:

a) call doctor
b) call ambulance
c) keep them warm
d) keep them lying down

Answer 9

d) keep them lying down

Question 10

A good defensive driver knows that a safe following distance to maintain with driving at 60mph is:

a) 40 ft
b) 80 ft
c) 120 ft
d) 180 ft

Answer 10

c) 120 ft

Question 11

Fires involving wood, textiles, paper, rubbish, and the like are:

a) class A
b) class B
c) class C
d) class D

Answer 11

a) class A

Question 12

Fires involving flammable liquids such as gasoline, oils, and grease are:

a) class A
b) class B
c) class C
d) class D

Answer 12

b) class B

Question 13

Dry chemical extinguishers do not have the cooling and quenching effect usually need to quench:

a) class A fires
b) class B fires
c) class C fires
d) class D fires

Answer 13

a) class A fires

Question 14

The max effective range of 150lb dry chem extinguisher is about:

a) 5ft
b) 25ft
c) 50ft
d) 70ft

Answer 14

b) 25ft

Question 15

The duration of discharge of a 20lb CO2 fire extinguisher is about:

a) 5 seconds
b) 10 seconds
c) 45 seconds
d) 60 seconds

Answer 15

c) 45 seconds

Question 16

The effective range of a CO2 fire extinguisher is about:

a) 3ft
b) 8ft
c) 50ft
d) 70ft

Answer 16

b) 8ft

Question 17

Sprinkler systems for an average office building would probably use fusible links of:

a) ordinary degree
b) intermediate degree
c) hard degree
d) extra hard degree

Answer 17

a) ordinary degree

Question 18

The refrigeration unit on a low pressure CO2 storage tank will maintain the temperature of the liquid at approximately:

a) -20 F
b) 0 F
c) 32 F
d) 87.8 F

Answer 18

b) 0 F

Question 19

Accident protection is attained by control of:

a) human performance
b) machine performance
c) physical performance
d) all above

Answer 19

d) all above

Question 20

The principle hazard involving batteries is:

a) explosion
b) electrical shock
c) acid burn
d) all above

Answer 20

c) acid burn