Kuiz week 13 DTA 2012

Kuiz week 13 DTA 2012

Professional Development

8 Qs

quiz-placeholder

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Kuiz week 13 DTA 2012

Kuiz week 13 DTA 2012

Assessment

Quiz

Professional Development

Professional Development

Practice Problem

Hard

Created by

Abd Rasman Abd Rashid

Used 2+ times

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8 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

90% ozon yang terdapat pada atmosfera berada di lapisan _________.

troposphere

stratosphere

mesosphere

thermosphere

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

atom _______ radikal yang terhasil daripada tindakbalas CFC dan sinaran UV akan mengakibatkan penipisan ozon.

klorin

florin

oksigen

karbon

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Satu molekul CFC memiliki jangka hayat _______ dalam atmosfera sebelum dihapuskan.

5 - 10 hari

50 - 10 minggu

5 - 10 tahun

50 - 100 tahun

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Pemeriksaan keadaan tali sawat pemampat (compressor) dlakukan dengan menggunakan ________.

manifold gauge

vacuum pump

belt tension gauge

compressor oil

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Semasa pemeriksaan kipas penyejuk sistem penyaman udara, pastikan ia hidup ______.

semasa enjin dihidupkan.

semasa sistem penyaman udara dihidupkan.

semasa enjin mengengkol.

semasa kunci berada pada posisi ON.

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Pada sistem penyaman udara yang menggunakan R12, ia mempunyai _______ yang digunakan untuk memerhatikan keadaan refrigerant.

thermal expansion valve

accumulator

sight glass

hydrometer

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apabila ________ dihalakan kepada bahagian sistem penyaman udara yang mengalami kebocoran ia akan berbunyi.

dye

air sabun

gas detector

sight glass

8.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Sapukan air sabun pada sambungan-sambungan Sistem Penyaman Udara dan bahagian yang bocor akan menunjukkan ______.

perubahan warna

black light

karat

gelembung udara