Related Questions

Liquefied petroleum Gas (LPG) used for the household cooking comprises mainly of
A Propane & butane
B Butane & ethane
C Methane & ethane
D Methane & carbon monoxide
Which of the following is chiefly present in LPG (Liquefied Petroleum Gas) ?
A Methane
B Ethane
C Propane
D Butane
Mercaptans are added to liquefied petroleum gas (LPG) to
A Reduce its cost
B Narrow down its explosion limit
C Assist in checking its leakage from cylinder
D Increase its calorific value
Liquefied Petroleum Gas (LPG) তে থাকে-
A মিথেন, পানি ও ইথেন
B মিথেন, বিউটেন ও প্রোপেন
C মিথেন, ইথেন ও বিউটেন
D মিথেন, ইথেন ও জেনন
If a gas is to be liquefied, its temperature must be
A Increased to a value above its critical temperature
B Reduced to a value below its critical temperature
C Equal to critical temperature
D None of the above
A mixture contains 2/5 of element A and 3/5 of element B. When 5ml of A is added to the mixture, the proportion of B in the mixture changes to 1/5. What amount of A was originally present in the mixture before the addition was made ?
A 1ml
B 1.5ml
C 2.5ml
D 6ml
A jar contains a mixture of oil and water in the ratio 22 :3 . 50 litres of the mixture was taken out and 25 litres of water was added to it. If water was 34% in the resultant mixture, what was the initial quantity of the mixture (in litres ) in the jar?
A 175
B 150
C 75
D 125
LPG consists of mainly--
A methane , butane and propane
B methane, ethane and propane
C gobar gas,methane, water gas
D methane , water gas and ethane
L.P.G. is mostly liquefied
A Hydrogen
B Oxygen
C Butane
D Methane
Bob just filled his car's gas tank with 20 galions of gasohol , a mixture consisting of 5% ethanol and 95% gasoline. If his car runs best on a mixture consisting of 10% ethanol and 90% gasoline, how many gallons of ethanol must he add into the gas tank for his car to achieve optimum performance?
A 20/19
B 10/9
C 9/10
D 1

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