Quiz - Teknologi Batubara (Minggu ke 4)

Quiz
•
Chemistry
•
University
•
Easy
Daya Wulandari
Used 2+ times
FREE Resource
5 questions
Show all answers
1.
MULTIPLE SELECT QUESTION
30 sec • 5 pts
Apa yang dimaksud dengan kualitas batubara?
Berat batubara dalam satu ton
Kandungan mineral dalam batubara
Sifat-sifat fisik dan kimia batubara yang menentukan nilai ekonomisnya
Jenis peralatan yang digunakan untuk menambang batubara
2.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Kandungan sulfur yang tinggi pada batubara dapat menyebabkan... ?
Peningkatan nilai kalor
Peningkatan emisi gas berbahaya seperti SO₂
Penurunan kadar karbon
Penurunan tingkat kelembapan
3.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Parameter yang digunakan untuk mengukur tingkat kelembapan batubara disebut...
Total Moisture
Vollatile Matter
Fixed Carbon
Ash
4.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Kadar abu (ash content) dalam batubara mencerminkan... ?
Tingkat kebersihan batubara
Kandungan panas batubara
Mineral yang tersisa setelah pembakaran batubara
Kandungan karbon dalam batubara
5.
MULTIPLE CHOICE QUESTION
30 sec • 5 pts
Jenis batubara dengan kualitas terbaik, yang memiliki nilai kalor paling tinggi, adalah
Lignite
Sub-bituminous
Bituminous
Anthracite
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