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Q. |
Which of the following is a primary gaseous fuel? |
A. | water gas |
B. | oil gas |
C. | refinery gas |
D. | liquefied petroleum gas |
Answer» D. liquefied petroleum gas | |
Explanation: primary gaseous fuel are those, which are already present in nature and secondary gaseous fuels are those which are obtained from primary gaseous fuels. natural gas is also a primary gaseous fuel. |
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