Related Questions

In an internal combustion engine, the process of removing the burnt gases from the combustion chamber of the engine cylinder is known as
A Scavenging
B Detonation
C Supercharging
D Polymerisation
The working pressure and temperature inside the cylinder of an internal combustion engine is _________ as compared to a steam engine.
A Low
B Very low
C High
D Very high
The maximum combustion pressure in gas turbine as compared to I.C. engine is
A More
B Less
C Same
D Depends on other factors
The weight per horse power ratio for gas in Turbine as compared to I.C. engine and steam turbine is
A Same
B Higher
C Lower
D None of these
The pressure ratio for an open cycle gas turbine compared to closed cycle gas turbine of same h.p. is
A Low
B High
C Same
D Low/high depending on make and type
A closed cycle gas turbine gives ________ efficiency as compared to an open cycle gas turbine.
A Same
B Lower
C Higher
D None of these
The combustion efficiency of a gas turbine using perfect combustion chamber is of the order of
A 75%
B 85%
C 90%
D 99%
STP-তে একটি আদর্শ গ্যাসকে প্রথমে তার প্রাথমিক আয়তনের এক-তৃতীয়াংশে সংকুচিত করা হয়, এবং তারপর প্রসারিত হতে দেওয়া হয় যতক্ষণ না তার চাপ প্রাথমিক চাপের অর্ধেক হয়। উভয় প্রক্রিয়ায় গ্যাসের তাপমাত্রা স্থির থাকে। যদি গ্যাসের প্রাথমিক অভ্যন্তরীণ শক্তি । হয়ে থাকে তাহলে এর চূড়ান্ত অভ্যন্তরীণ শক্তি কত? (An ideal gas at STP is first compressed to one-third of its initial volume and then allowed to expand until its pressure is half the initial pressure. The temperature of the gas remains constant during both the processes. If the initial internal energy of the gas is U, what is its final internal energy?)
A U/3
B U/2
C U
D 2U/3
Gas turbine as compared to steam turbine
A Requires less space for installation
B Has compressor and combustion chamber
C Has less efficiency
D All of these
A two stroke cycle engine gives ________ the number of power strokes as compared to the four stroke cycle engine, at the same engine speed.
A Half
B Same
C Double
D Four times

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