Review

Question 1

When installing a switched receptacle in a residential bedroom, what must be done so the receptacle can also be counted as a wall outlet

A) constant power to top socket
B) switched power to top socket
C) switched power on bottom socket
D) cannot be done

Answer 1

A) constant power on top
26-720(k)
To satisfy 26-724(a)

Question 2

When installing exit signs, what classification must be marked on the equipment

A) national building code of Canada
B) Canadian standards association
C) national electrical manufacturers association
D) national fire safety code of Canada

Answer 2

B) Canadian standards association

Question 3

When installing exit signs and related devices such as remote lamps, how shall the equipment be controlled

A) over current device accessible only to authorized persons
B) two-pole lockable switch accessed by fire department
C) overcurrent device accessible to the public
D) automatic transfer equipment accessible only to authorized persons

Answer 3

D) automatic transfer equipment accessible only to authorized persons
46-206(1)

Question 4

What is the maximum permissible operating current on the secondary of a CT

A) 4A
B) 5A
C) 6A
D) 10A

Answer 4

B) 5A

Question 5

How many control conductors are required in a ridged PVC conduit run from the magnetic controller of a HOA selector switch

A) 2
B) 3
C) 4
D) 5

Answer 5

B) 3

Question 6

A solar photovoltaic systems disconnecting means shall be within how many meters

A) 3m
B) 5m
C) 9m
D) 15m

Answer 6

C) 9m

64-060(2a)

Question 7

What does “cardiac contact” mean

A) contact by a voluntary action with device that has no part applied to a patient
B) an electrode applied to the skin to
Monitor electrical pulses
C) intentional contact internally but not directly to the hear
D) intentional contact directly to the heart by means of an invasive procedure

Answer 7

D) intentional contact directly to the heart by means of an invasive procedure
24-002

Question 8

An electrical blueprint has a scar of 1:100. A certain wall on the drawing is 20mm in length, what is the true length of the wall in meters

A) 0.02m
B) 0.2m
C) 2m
D) 20m

Answer 8

C) 2m

Question 9

What is one of the problems that can result when aluminum cable is installed in concrete with chlorine additives

A) surface penetration of water into cable
B) potential chemical reaction with concrete
C) differential expansion and contraction rates
D) potential for unbalanced magnetic fields

Answer 9

B) potential chemical reaction with concrete

12-602(3)

Question 10

A 347/600 V, 3-phase rated transformer delivers a secondary f
Full load current of 2000 amps with an impedance of 5%. What is the maximum fault current available at the secondary terminals

A) 40KAIC
B) 20KAIC
C) 15kAIC
D) 12kAIC

Answer 10

A) 40kAIC

Question 11

When installing cable tray in an office building, what is the minimum horizontal clearance required between the cable tray and adjacent walls

A) 150mm
B) 300mm
C) 450mm
D) 600mm

Answer 11

D) 600mm

12-2200(6c)

Question 12

When the liquid level is down in a battery, what type of liquid do you add

A) ionized water
B) sulphuric acid
C) distilled water
D) sodium sulphate

Answer 12

C) distilled water

Question 13

What is the maximum distance the disconnecting means can be located from a 600V, 3-phase, 25 kVAR dry-type capacitor bank

A) 15m
B) 9m
C) 5m
D) 3m

Answer 13

B) 9m

26-212(2)

Question 14

What is the maximum overcurrent device permitted for a branch circuit supplying an automobile heater receptacle

A) 15A
B) 20A
C) 30A
D) depends on automobile heater

Answer 14

B) 20A

8-400(2)

Question 15

On a single-phase split-phase induction motor, the centrifugal switch disconnects the start winding from the circuit at what percentage of the full speed of the motor

A) 50%
B) 65%
C) 75%
D) 95%

Answer 15

C) 75%

Question 16

What characteristics will a capacitor-start motor have

A) high inrush current and low starting torque
B) low inrush current and low starting current
C) high inrush current and night starting current
D) low inrush current and night starting current

Answer 16

D) low inrush current and night starting current

Question 17

In a DC circuit, voltage and current are

A) directly proportional
B) not proportional
C) inversely proportional
D) always equal

Answer 17

A) directly proportional

Question 18

What is the maximum rating of overload relays used to provide overload protection for a 60HP, 575, 3-phase refrigeration compressor motor

A) 71.3 A
B) 77.5 A
C) 86.8 A
D) 96.2 A

Answer 18

C) 86.8 A
T44 & 28-710(a)

60A@140%

Question 19

Type CFC system wiring is not permitted under which of the following

A) on wood floors
B) in dwelling units
C) in fry or damp locations
D) under carpet squares

Answer 19

B) in dwelling units

60-326(d)

Question 20

When communication equipment with exposed terminations is placed on the same room as an electric power installation, what is the minimum permissible separation required

A) 600mm
B) 900mm
C) 1m
D) 3m

Answer 20

B) 900mm

60-404, 60-202(4), 2-202(2)

Question 21

When installing a solar upgrade to a commercial building, which application class of solar photovoltaic modules is not permitted to be installed where it will be accessible to the public

A) Class A
B) Class B
C) Class C
D) Class D

Answer 21

B) Class B

64-208(2)