Automobile Engineering

1
  The formula for Iso-octane is
A. C8H18
B. C7H17
C. C6H18
D. C7H18

2

The positive plates of a lead acid battery has

A. lead peroxide (PbO2)
B. spongy lead (Pb)
C. lead sulphate (PbSO4)
D. sulphuric acid (H2SO4)

3

A three way catalytic converter

A. recirculates exhaust gasses
B. burns fuel vapaour gasses
C. reduces N2, H2O, and CO2 emission levels
D. removes CO, HC, and NO2 from the exhaust gasses passing through it

4
The discharged lead-acid battery has on its plates
A. ead peroxide (PbO2)
B. spongy lead (Pb)
C. lead sulphate (PbSO4)
D. sulphuric acid (H2SO4)

5

A four-cylinder engine has a capacity of 2.4 litres. The swept volume of one cylinder is

A. 400 cm3
B. 600 cm3
C. 1200 cm3
D. 2400 cm3