IC Engine Questions and Answers – Fuel Injection In S.I. Engine

This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Fuel Injection In S.I. Engine”.

1. The injection of fuel into a SI engine can be done by ___________
a) direct injection of fuel into the cylinder
b) injection of fuel close to the inlet valve
c) injection of fuel into the inlet manifold
d) all of the mentioned
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2. _____________ injection is adopted when manifold injection is contemplated.
a) Continuous
b) Timed
c) Continuous & Timed
d) None of the mentioned
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3. In _____________ injection, fuel is injected only during induction stroke over a limited period.
a) continuous
b) timed
c) continuous & timed
d) none of the mentioned
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4. Fuel injection in an SI engine _____________ volumetric efficiency.
a) increases
b) decreases
c) maintains constant
d) none of the mentioned
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5. By using fuel injection in an SI engine, better _____________ efficiency is obtained.
a) thermal
b) mechanical
c) unpredictable
d) none of the mentioned
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6. By using fuel injection in an SI engine, lower _____________ is obtained.
a) exhaust emission
b) thermal efficiency
c) unpredictable
d) none of the mentioned
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7. Which is the most accurate gasoline injection system?
a) direct injection
b) port injection
c) throttle body injection
d) manifold injection
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8. What is the advantage of fuel injection in an SI engine?
a) low initial cost
b) low maintenance requirements
c) increased volumetric efficiency
d) none of the mentioned
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Sanfoundry Global Education & Learning Series – IC Engine.

To practice all areas of IC Engine, here is complete set of 1000+ Multiple Choice Questions and Answers.