Related Questions

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
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
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
Octane number of gasoline produced by two stage fluidised catalytic cracking process is
A 80
B 87
C 92
D 97
Octane number (unleaded) of reformed gasoline may be upto
A 60
B 70
C 80
D 90
The octane number of aviation gasoline may be
A 79
B 87
C 97
D >100
Octane number of gasoline is a measure of its
A Resistance to knock
B Ignition delay
C Ignition temperature
D Smoke point
Octane number (unleaded) of gasoline produced by isomerisation of butane may be about
A 45
B 55
C 70
D 90
Straight run naphtha is converted into high octane number petrol (gasoline) by catalytic
A Cracking
B Polymerisation
C Reforming
D Isomerisation

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