IC Engine Questions and Answers – Hydrogen Engine

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This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Hydrogen Engine”.

1. Hydrogen has very ______________ density both as gas and as liquid.
a) high
b) low
c) equal
d) none of the mentioned
View Answer

Answer: b
Explanation: In both gas and in liquid form, hydrogen has very low density.
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2. Hydrogen engine operate on ____________ throttling.
a) very little
b) very high
c) without
d) none of the mentioned
View Answer

Answer: b
Explanation: Very high throttling is required in a hydrogen engine operation.

3. The power output of hydrogen engine is limited by ___________
a) detonation and knocking
b) pre-ignition and back flash
c) pre-ignition and detonation
d) none of the mentioned
View Answer

Answer: b
Explanation: The power output of the hydrogen engine is limited by pre-ignition and back flash because detonation and knocking do not occur in the hydrogen engine.
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4. Hydrogen gas has less than _______________ the density of air.
a) 1/12th
b) 1/10th
c) 2/3rd
d) 1/3rd
View Answer

Answer: b
Explanation: None.

5. The heating value per unit volume of hydrogen gas is less than ______________ that of air.
a) 1/12th
b) 1/10th
c) 2/3rd
d) 1/3rd
View Answer

Answer: d
Explanation: None.
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6. Hydrogen can be used in S.I. engines by ___________
a) manifold induction
b) direct introduction of hydrogen into the cylinder
c) supplementing gasoline
d) all of the mentioned
View Answer

Answer: d
Explanation: None.

7. Hydrogen is _____________ reactive fuel.
a) highly
b) non
c) less
d) none of the mentioned
View Answer

Answer: a
Explanation: None.
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8. Natural gas obtained from oil wells is known as ___________
a) dry gas
b) wet gas
c) casing head gas
d) none of the mentioned
View Answer

Answer: c
Explanation: Another name for natural gas obtained from oil wells is casing head gas.

Sanfoundry Global Education & Learning Series – IC Engine.

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

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Manish Bhojasia - Founder & CTO at Sanfoundry
Manish Bhojasia, a technology veteran with 20+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer & SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage, Advanced C Programming, SAN Storage Technologies, SCSI Internals & Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him @ LinkedIn | Youtube | Instagram | Facebook | Twitter