CH.9 RED Flashcards

(22 cards)

1
Q

(126) CH.9
PAGE 9-7.B
Question:
KNOW THIS : OHMS LAW=V=IR
V EQUALS IR =

A

OHMS LAW

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2
Q

(126) CH.9
PAGE 9-7.C
Question:
KNOW THIS : OHMS LAW=V=IR
I =

A

CURRENT

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3
Q

(126) CH.9
PAGE 9-7.D
Question:
KNOW THIS : OHMS LAW=V=IR
V =

A

VOLTAGE

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4
Q

(126) CH.9
PAGE 9-7.E
Question:
KNOW THIS : OHMS LAW=V=IR
R =

A

RESISTANCE

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5
Q

(127) CH.9
PAGE 9-11.C
Question:
POWER RADIATED BY A LOAD IS MAINLY RADIATED AS WHAT ?
POWER RADIATED =

A

HEAT ( BTU )

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6
Q

(127) CH.9
PAGE 9-11.D
Question:
ONE WATT =

A

3.412 BTU

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7
Q

(127) CH.9
PAGE 9-11.F
Question:
WHAT IS THE HEAT REJECTION OF A 2 WATT HEAT LOAD?
2 WATTS =

A

6.824 BTU

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8
Q

(128) CH.9
PAGE 9-12.B
Question:
HORSEPOWER IS A UNIT OF ?

A

MECHANICAL POWER

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9
Q

(129) CH.9
PAGE 9-15.B
Question:
IN POWER, AWG IS ACCEPTED WHERE?

A

= WORLDWIDE

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10
Q

(129) CH.9
PAGE 9-15.F
Question:
IN THE AWG SYSTEM, LARGER NUMBER DENOTE WHAT?
AWG SYSTEM=

A

36 GAUGE ALL THE WAY UP TO 4/0, AFTER THAT AWG SYSTEM ENDS

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11
Q

(129) CH.9
PAGE 9-15.H
Question:
WHAT IS THE NAME OF THE SYSTEM FOR WIRES 4/0 AND LARGER ?
SYSTEM FOR 4/0 AND ABOVE

A

CIRCULAR MILS

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12
Q

(130) CH.9
PAGE 9-18.A
Question:
THREE STRANGE FLUCTUATIONS THAT HAPPEN TO CURRENT?

A

-A SWELL IS AN INCREASE OF POWER
-A SAG IS A DECREASE IN POWER
-AN INTERRUPTION / A TOTAL ABSENCE OF POWER

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13
Q

(131) CH.9
PAGE 9-19.A
Question:
HOW DO YOU IDENTIFY AN ISOLATED GROUND?
ISOLATED GROUND RECEPTACLE =

A

ORANGE RECEPTACLE OR ORANGE TRIANGLE

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14
Q

(132) CH.9
PAGE 9-22.B
Question:
WHAT K RATING WOULD YOU USE FOR A DATA CENTER?
DATACENTER TRANSFORMER=

A

K20 TRANSFORMER

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15
Q

(133) CH.9
PAGE 9-23.B
Question:
AVOID TERMINATING ALUMINUM CONDUCTORS ON COPPER, IT CAN CAUSE PROBLEMS

TERMINATING POWER=

A

AVOID TERMINATING ALUMINUM TO COPPER

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16
Q

(134) CH.9
PAGE 9-27.D
Question:
WHERE DO YOU INSTALL AN RPP?
RPP INSTALL =

17
Q

(135) CH.9
PAGE 9-27.D
Question:
WHAT IS THE LOCKOUT / TAGOUT (LOTO)
PROCEDURE =

A

PROTECTS PEOPLE BY PREVENTING REENEGIZATION

18
Q

(136) CH.9
PAGE 9-30.C
Question:
LOTO FINAL STEP =

A

LOCAL & REMOTE TAGS

19
Q

(137) CH.9
PAGE 9-62.D
Question:
USE ________ TYPE CONNECTORS RATHER THAN MECHANICAL CONNECTORS WHENEVER POSSIBLE.
BATTERY TERMINATION TYPE =

A

USE COMPRESSION

20
Q

(137) CH.9
PAGE 9-62.D
Question:
BATTERY TERMINATION =

A

DO NOT MIX ALUMINUM & COPPER TERMINATING DEVICES

21
Q

(138) CH.9
PAGE 9-64.B
Question:
BATTERY STORAGE ROOMS REQUIRE HOW MANY AIR CHANGES PER HOUR?
BATTERY ROOMS=

A

4 AIR CHANGES PER HOUR

22
Q

(139) CH.9
PAGE 9-69.B
Question:
WHAT IS THE OPTIMAL TEMPERATURE FOR THE STORAGE OF BATTERIES ?
OPTIMAL BATTERY TEMPERATURE =