test 1 Flashcards

1
Q

At what location must the metallic components of an optical fiber entrance cable be bonded to ground?

A

In the building, as close as possible to the point of entry

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2
Q

What is required to operate powder actuated equipment?

A

Proof of instruction on how to operate the equipment

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3
Q

According to the Ontario Building Code, which CSA rated communication cable(s) may be installed in a computer room floor?

A

Only FT1, FT4, or FT6

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4
Q

What is the minimum diameter sheave (pulley) required for a 1200 pair cable, 3.25 inches in diameter if the bend radius for a multi-pair cable is 10 x OD?

A

65 inches

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5
Q

Which cable type may be substituted for FT4

A

CMR
CMP
FT6

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6
Q

What is the maximum allowable number of Category 5e cables that may be placed in a 1 inch EMT if the cables diameter is 0.226 inches?

A

8 cable

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7
Q

What is the area in square millimetres of a 35 trade size EMT?

A

940 mm ²

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8
Q

Under what dangerous condition does a worker need to wear a fall arrest system?

A

Falling more than 3 meters onto a concrete floor

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9
Q

What is the minimum amount of clearance required between the live parts of a primary protectors and electrical equipment?

A

90 cm

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10
Q

How should the base of a unsecured portable ladder be positioned?

A

Not less than 1/4 and not more than 1/3 the length of the ladder

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11
Q

What is the length of exposed non-rated communication cable used at the service entry to a building is permitted by the Ontario Building Code?

A

3 m (9 ft 10 in)

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12
Q

Which statement is correct regarding how primary protectors are used?

A

Primary protectors shall be connected between each line conductor and ground

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13
Q

An EF is located 20 meters from the exterior edge of a building. To be compliant with the Ontario Building Code, how must the non-FT rated outdoor cable be installed into the EF?

A

In 17 meters of rigid conduit

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14
Q

What is the maximum number of 0.18 inch diameter cables that may be installed in a 2 inch ID pathway?

A

49 cables

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15
Q

What section in the CEC would you find the rules for Conductors for a Class 2 power and Data Circuits?

A

Section 16

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16
Q

What is the allowable ampacity for a 24 awg, 75 ºC, 8 conductor Class 2 power and Data circuit, when using only 4 conductors and bundled with 1 other cable?

A

1.96 A

17
Q

What is the minimum number of clips required to support a straight run of 21 trade size EMT, 80 feet long without any junction boxes?

A

16 clips

18
Q

What type of hard hat is recommended for Construction work?

A

Class E, Type 2

19
Q

What is the minimum number of clips required to support a straight run of 1 inch EMT, 75 feet long connected 2 pull boxes

A

12 clips

20
Q

What is the area in square inches of a 27 mm EMT?

A

0.8335in²

21
Q

What is the maximum AWG of the protector grounding conductor that is protecting 6 fuses circuits?

A

12 AWG

22
Q

What is the minimum clearance requirement between communication conductors and lightning conductors?

A

2 M

23
Q

What is the ampacity of a 22 awg, 90 ºC, 8-conductor Communication cable, using all 8 conductors, and bundled with 7 other cables?

A

1.4 A

24
Q

What Table in the CEC refers to the Allowable Ampacity for Copper, Eight Conductor, Class 2 power and data Communication Circuit cables (PoE)?

A

Table 60

25
Q

According to the CEC, which cable type has the equivalent rating of FT6?

A

CMP

26
Q

What is the minimum distance requires between the top of a cable tray and the ceiling where there is no obstruction?

A

300 mm

27
Q

What is the smallest allowable trade size conduit required to install two. 0.5 inch diameter cables?

A

35 Trade size Conduit