POST TEST Coal Extraction

POST TEST Coal Extraction

1st - 5th Grade

14 Qs

quiz-placeholder

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POST TEST Coal Extraction

POST TEST Coal Extraction

Assessment

Quiz

Fun

1st - 5th Grade

Practice Problem

Medium

Created by

Sesek Gouk

Used 2+ times

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14 questions

Show all answers

1.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Jenis batubara site KSM adalah ?

Coking coal

Bituminus

Antrasit

Lignite

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Hasil optimasi batubara seam B1 adalah produk ?

B1

B1-KW2

B1-KW1

B1-KW3

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapa batas maksimal toleransi % total ash pada produk batubara seam B2-ORI ?

15 %

>6 %

<6 %

<8%

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Apakah kepanjangan CSN ?

Calory Swelling Number

Coke Swelling Number

Coke Strength Number

Crucible Swelling Number

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Produk utama site KSM adalah produk batubara ?

B1 dan B3

B1 dan B2

B2 dan B3

B dan B1

6.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Unit jenis apa yang digunakan untuk cleaning dan loading batubara ?

Small exca (kuku/Claw bucket)

Big digger

Small exca (Twin-header bucket)

Small exca (Flat bucket)

7.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Berapa seharusnya tebal sisa material OB di atas roof batubara sebelum dicleaning ?

10 cm

20 cm

25 cm

>50 cm

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