AUTOMOBILE ENGINEERING IN ME QUIZ

Improve its external appearance

All of these

Prevent rust from growing on the body

Retain the characteristics of steel for long

High atmospheric temperature combustion

High temperature combustion

Incomplete combustion

Low temperature combustion

Keeping the vehicle without use for an extended period

Overcooling of the brakes during high speed driving

Overheating of the fluid due to frequent brake application

An excessively high engine speed on a downhill road

Compression and sliding seal rings

Oil scrapper and oil control rings

Pressure and sealing rings

Compression and oil control rings

Two

Eight

Four

One

Deflects in the vehicle's longitudinal direction

Creates a standing wave

Bounces vertically or deflects from side to side (as seen from front or rear)

Makes large noise when its heavy point hits the road surface

All of the listed here

Increase vehicle load carrying capacity

Control suspension movement and body roll

Provide a softer ride

opens at 20° before T.D.C. and closes at 35° after B.D.C.

not listed here

opens at 10° after T.D.C. and closes at 20° before B.D.C.

opens at T.D.C. and closes at B.D.C.

Spongy lead (Pb)

Lead peroxide (PbO₂)

Lead sulphate (PbSO₄)

Sulphuric acid (H₂SO₄)

DOT 3 and DOT 4 fluids have the same boiling point, but DOT 4 fluid has a longer service life

DOT 4 fluid is more resistant to freezing than DOT 3 fluid

DOT 4 fluids have a lower boiling point than DOT 3 fluid

DOT 4 fluids have a higher boiling point than DOT 3 fluid