Question 100Motor Plants - Assistant Engineer70% to pass
On the cylinder indicator diagram illustrated, the maximum rise in pressure occurs during the period labeled as_______________. Illustration MO-0033
AI Explanation
The correct answer is B) H.
On the cylinder indicator diagram illustrated in MO-0033, the maximum rise in pressure occurs during the period labeled as H, which represents the compression stroke of the engine. During this stroke, the piston moves upward, compressing the air-fuel mixture in the cylinder, leading to a rapid increase in pressure within the cylinder.
The other options are incorrect because:
A) G represents the exhaust stroke, where the pressure is decreasing as the piston moves downward and the exhaust gases are expelled from the cylinder.
C) J represents the power stroke, where the pressure is still high but has already reached its peak during the compression stroke (H).
D) K represents the intake stroke, where the pressure is decreasing as the piston moves downward and the air-fuel mixture is drawn into the cylinder.
Related Questions
#98 The rate of pressure rise during the period following fuel ignition in a diesel engine is influenced by the length of the ignition delay period and the _______________.#99 The pressure in an operating diesel engine cylinder continues to rise for a short period after the piston passes top dead center as a result of the_______________. #101 Which statement about diesel engine combustion is true? #102 Fuel combustion in a diesel engine cylinder should begin just before the piston reaches top dead center and should_______________.#103 On the cylinder indicator diagram illustrated, the dotted line indicated as 'L' is describing the_______________. Illustration MO-0033