Industriële Instrumente Us N5 — Document

August 2018 — N5 — Industriële Instrumente Us

N5 2018 Nated Engineering

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🎯 100 marks 📄 6 pages 📝 34 items found

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1.1

1.1.1Bewys met behulp van basiese beginsels dat die snelheid van lopende vloeistof soos gemeet met n Pitotbuis aan die stroom /vloei vergelyking hier onder voldoen.

1.1.2Maak EEN skets waarop jy die posisie van verskeie drukaftappunte aandui relatief tot n opening. (6\

1.1.3Noem TWEE voordele en TWEE nadele van n Pitotbuis (2 + 2\ (4\

1.2

1.323

2.1Bespreek die konstruksie en werksbeginsel van veranderlike oppervlakte vloeimeter. (5\

2.2Hoe word die rotameter se vlotter skoongehou in die geval van taai vloeistowwe (3\

2.3

2.4Noem die faktore waarvan die soort stroom in n pyp afhang (4\ [14] TOTA14

3.1

3.2Maak n netjiese, benoemde skets van n infrarooi tipe absorpsie higrometer

3.3Viskositeit kan met verskillende viskosimeters gemeet word.

3.3.1Defin ie vis osit eit

3.3Noem VIER soorte viskosimeters (4\

3.3Watter eenheid word gebruik om dinamiese viskositeit te meet (1\ [24] TOTA AFDELING24

4.1Dui aan of die volgende stellings WAAR of ONWAAR is Kies die antwoord en skryf slegs Waar

4.1.3in die ANTWOORDBOEK neer.

4.1.1Die pH van n vloeibare oplossing is n maatstaf van waterstofioon aktiwiteit.

4.1.2n p waarde van minder as beteken die oplossing is alkalies

4.1.3

4.2Beskryf die proses wat betrokke is tydens die skoonmaak van pH elektrodes (6\

4.3Alle materiale wat met die proses loeistof in aanraking kom, moet by alle metingstemperature

4.4Wat is die hoofdoel van uitgangselektrode? (3\ [16] TOTA16

5.1Verskeie opsies word as moontlike antwoorde op die volgende vrae gegee. Kies die antwoord en skryf slegs die letter (A E\ langs die vraagnommer (5.1.1

5.1.7in die ANTWOORDBOEK neer

5.1.1Afgeleide /herleide kontrolewerking word gebruik as ... beheer word, maar selde vir die beheer van ...

5.1.2proses vereis altyd n mate van ... kontrolewerking om teikenwaarde te bereik

5.1.3

5.1.4Terugstel kontrolewerking word dikwels uitgedruk in eenhede van persentasie

5.1.5

1.5.6

5.1.7In n terugvoerkontrolestelsel kry die kontroleerder sy insette vanaf die

5.2Teken n netjiese, benoemde blokdiagram van n terugvoer kontroleerder (9\ [23]23

Mark Allocation

Total100 marks

Sections23 + 14 + 24 + 16 + 23 = 100 marks

Paper information

TitleDocument

SubjectIndustriële Instrumente Us

LevelN5

Document typeQuestion paper

Year2018

MonthAugust

Pages8

Downloads3

Examination context

Decade2010s

Years ago8y

SeasonWinter (SH)

Start dayWednesday

Exam periodAugust 2018

Days since exam2,992

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