Related Questions

Octane number (unleaded) of gasoline produced by isomerisation of butane may be about
A 45
B 55
C 70
D 90
Which of the following gasolines (unleaded) has the least octane number?
A Catalytically cracked gasoline
B Straight run gasoline
C Catalytically reformed gasoline
D Polymer gasoline
Which of the following reactions is undesirable in the production of catalytically reformed gasoline?
A Dehydrogenation of naphthene
B Dehydrogenation of lower paraffins
C Dehydrocyclisation of higher paraffins
D Isomerisation of paraffins
Tetraethyl lead is added to the petrol to increase its octane number, because its octane number is
A More than 100
B Round about 100
C Between 50 and 100
D Less than 25
The octane number of aviation gasoline may be
A 79
B 87
C 97
D >100
A car goes 15 km on a gallon of octane when it is driven at 50 km/h. When the car is driven at 60 km/h, it only goes 80% as far. How many gallons of octane are needed to travel 200 km if half the distance is traveled at 50 km/h and the rest 60 km/h?
A 15.00
B 16.67
C 10.60
D 14.00
A car goes 15 miles on a gallon of octane when it is driven at 50 miles per hour. When the car is driven at 60 miles per hour, it only goes 80% as far. How many gallons of octane is needed to travel 200 miles if half the distance is traveled at 50 miles per hour and the rest at 60 miles per hour?
A 13.33
B 16.67
C 10.6
D 15
Octane number of gasoline produced by two stage fluidised catalytic cracking process is
A 80
B 87
C 92
D 97
The amount of tetraethyl lead added to improve the octane number of motor gasoline is around __________ c.c per gallon of petrol.
A 3
B 300
C 3000
D 1000
Octane number of gasoline is a measure of its
A Resistance to knock
B Ignition delay
C Ignition temperature
D Smoke point

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