Maximum power that engine would produce for short period without overheating or excessive thermal stresses without engine
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Question:
Maximum power that engine would produce for short period without overheating or excessive thermal stresses without engine accessories is called
- rated engine power
- nominal engine power
- medium engine power
- engine idling power
What is the main source of particulate matter emissions from engines?
- Excessive use of fuel
- Overuse of engine oil
- High temperatures in the engine combustion chamber
- Incomplete combustion of fuel
Engine volumetric efficiency is
- ratio of fuel volume supplied to that theoretically needed
- ratio of actual air induced into engine cylinder to that would be fill this cylinder
- ratio of maximum cylinder volume to clearance volume
- ratio of actual air-to-fuel ratio to the theoretical air-to-fuel ratio
- all provided devices
Fuel flow rate can be measured by
- Orifice meter
- Turbine meter
- Rotameter
- none of provided devices
- all provided devices
velocity of flame propagation in the SI engine is maximum for a fuel-air mixture which is
- more than 10% richer than stoichiometric
- equal to stoichiometric
- about 10% richer than stoichiometric
- 10% leaner than stoichiometric
Swirl can be generated during air induction into the cylinder by:
- tangential flow entering into the cylinder
- pre-swirling the incoming flow by use of helical ports
- use of wedge shape cylinder head cavity or a bowl in the piston
- all provided methods
Advantage of hydrogen as an IC engine fuel
- no HC and CO emissions
- low fuel cost
- high volumetric efficiency
- none of the mentioned
Which of the following is the lightest and most volatile liquid fuel?
- diesel
- gasoline
- kerosene
- fuel oil
Related Book For
Financial Management Theory and Practice
ISBN: 978-1305632295
15th edition
Authors: Eugene F. Brigham, Michael C. Ehrhardt
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