5-10 kg/cm2

20-25 kg/cm2

60-80 kg/cm2

90-130 kg/cm2

0.15 kg

0.2 kg

0.25 kg

0.3 kg

80°C

120°C

180°C

240°C

first a mild explosion followed by a bi explosion

first a big explosion followed by a mil explosion

both mild and big explosions occi simultaneously

never occurs

leaking piston rings

use of thick head gasket

clogged air-inlet slots

all of the above.