
Zemný plyn a jeho vlastnosti
Quiz
•
Science
•
2nd Grade
•
Practice Problem
•
Hard
Petra Ndoja
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12 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Čo je zemný plyn?
Horľavý plyn prírodného pôvodu
Umelý plyn
Plyn, ktorý sa nevyskytuje v prírode
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké uhľovodíky sú hlavne zastúpené v zemnom plyne?
Metán
Etán
Propán
Bután
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké sú hlavné vlastnosti zemného plynu?
Je bezfarebný a bez zápachu
Je ťažší ako vzduch
Je otravný
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aká je zápalná teplota zemného plynu?
650 °C až 750 °C
500 °C až 600 °C
800 °C až 900 °C
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké formy zemného plynu existujú?
CNG a LNG
Plyn a kvapalina
Plyn a para
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aká je hustota zemného plynu v kvapalnom stave?
400 kg/m³
300 kg/m³
500 kg/m³
7.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Aké je výbušné koncentrácie zemného plynu so vzduchom?
5 až 15 %
1 až 5 %
15 až 20 %
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