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Chemical Engineering - Petroleum Refinery Engineering - Discussion

Discussion Forum : Petroleum Refinery Engineering - Section 2 (Q.No. 2)
Petroleum Refinery Engineering
2.
Choose the correct statement regarding thermal cracking.
Moderate changes in operating temperature does not change the depth of cracking.
Increased residence time results in the decreased severity of cracking.
At low pressure, the yield of lighter hydrocarbons are more.
Greater depth of cracking gives lower octane number gasoline.
Answer: Option
Explanation:
No answer description is available. Let's discuss.
Discussion:
2 comments Page 1 of 1.
Aman Verma said:   3 years ago
Because for greater depth of cracking you have to increase the temperature and in thermal cracking there is no catalyst so on higher temperature oil may decompose and form coke tendency due to which octane number of gasoline may decrease.
(1)
Vikrant Sharma said:   4 years ago
Define the answer in detail.
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