Elektrovakteorie Us N1 — Document

August 2018 — N1 — Elektrovakteorie Us

N1 2018 Nated Engineering

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🎯 100 marks 📄 5 pages 📝 38 items found

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1.1

1.2at is die VIER situasies waar rooi as die basies kleur vir kleurkodering gebruik word? (4\

1.3Skryf sl gs die letter (A \langs die vraagnommer(1.3.1

1.3.3\in die ANTWOORDBOI EK neer KOLOM KLAS BRAND KOLOM BRANDBLUSSER

1.3.3Vlambare vloeistowwe en gasse Hout, papier, steenkool, tabak, gras en ander organiese materiaal Brande wat in die teenwoordig heid van LEWENDIGE elektriese installasies voor kom

2.1St el Joule se wet (5\

2.2Drie weerstande met weerstandwaardes van en respe gekoppel. Bereken die volgende:

2.2.1Die totale weerstand van die kring (2\

2.2.2Die totale stroom wat deur die kring vloei (2\

2.2.3

2.2.4Die totale krag wat deur die kring gebruik is. (2\

2.3gegenereer word as sy weerst and verminder en die toevoerspanning konstant bly. (1\ [18] 1104186118

3.1kan word. (2\

3.2Noem TWEE hoofmetodes waarop verkoeling in transformators kan geskied. (2\

3.3

3.3.1Draaiverhoudi ng

3.3.2

3.3.3

3.3.4

3.4Noem DRIE tipes kringe wat in transformators aangetref word. (3\ [15] VRAAG15

4.1Wat word gebruik om elekt riese kontak met die rote eenvoudige WS alternator te maak? (2\

4.2Met verwysing na wisselstroom golfvorm, wat word bedoel met gemiddelde (4\

4.3Wat is e gelaaide lood/suur sel? (2\

4.4Wat is (2\ [10] VRAAG10

5.1(4\

5.2t en noem TWEE dempingsmetodes. (4\

5.3anneer moet instrumenttransformators gebruik word? (2\ [10] 1104186110

6.1oem VYF materiale wat algemeen vir elektriese isolasie gebruik word. (5\

6.2Noem VIER voordele van oliviniel Chlori ed (4\

6.3Wat stipuleer SANS 10142 met betrekking tot lewendige en neutraal geleiers wat in dieselfde draadgeleikanaal laat loop word? (3\ [12] VRAAG12

7.1in parallel geskakel? (2\

7.2Wat verstaan jy onder die term geaard (4\

7.3oem TWEE voordele van oorhoofse kraglyne (2\ [8] VRAAG8

8.1Wat (1\

8.2att er toets word uitgevoer nadat die toevoer aangeskakel is? (2\

8.3Verduidelik watter gevaarlike situasie sal ontstaan as die neutraalgeleier aan skroeftipe lamphouer gekoppel word. (4\

8.4oem TWEE halfgeleier mate riale. (2\

8.513

Mark Allocation

Total100 marks

Sections14 + 18 + 15 + 10 + 10 + 12 + 8 + 13 = 100 marks

Paper information

TitleDocument

SubjectElektrovakteorie Us

LevelN1

Document typeQuestion paper

Year2018

MonthAugust

Pages6

Downloads2

Examination context

Decade2010s

Years ago8y

SeasonWinter (SH)

Start dayWednesday

Exam periodAugust 2018

Days since exam2,992

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