Gasoline and Diesel Engines are best described by the _________.  a. Otto Cycle  b. Burnign Cycle  c. Shikki Cycle  d. Shapa R’ Elli Cycle

Gasoline and Diesel Engines are best described by the _________.  a. Otto Cycle  b. Burnign Cycle  c. Shikki Cycle  d. Shapa R’ Elli Cycle
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Otto Cycle
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Which of the following engines was introduced by a German engineer, Nickolas Otto?  a. Gasoline engine  b. Diesel engine  c. Gas turbine  d. Thermal engine

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Last Answer : Gasoline engine

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Otto cycle efficiency is higher than Diesel cycle efficiency for the same compression ratio and heat input because in Otto cycle  A. combustion is at constant volume  B. expansion and compression are isentropic  C. maximum temperature is higher  D. heat rejection is lower

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Last Answer : Answer: D

When cut-off ratio is __________ the efficiency of Diesel cycle approaches to Otto cycle efficiency.  A. zero  B. 1/5  C. 4/5  D. 1

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The efficiency of Diesel cycle approaches to Otto cycle efficiency when  A. cut-off is increased  B. cut-off is decreased  C. cut-off is zero  D. cut-off is constant

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Last Answer : Answer: C

A cycle consisting of one constant pressure, one constant volume and two isentropic processes is known as  A.Carnot cycle  B.Stirling cycle  C.Otto cycle  D.Diesel cycle

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For same compression ratio and for same heat added  (a) Otto cycle is more efficient than Diesel cycle  (b) Diesel cycle is more efficient than Otto cycle  (c) efficiency depends on other factors  (d) both Otto and Diesel cycles are equally efficient  (e) none of the above.

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Last Answer : Answer : a

The most efficient cycle that can operate between two constant temperature reservoir is the _________.  a. Otto Cycle  b. Lazare Cycle  c. Isothermal Cycle  d. Carnot Cycle

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It is used for gas turbines which operates on an open cycle where both the compression and expansion processes take place in rotating machinery.  a. Dual Cycle  b. Otto Cycle  c. Carnot Cycle  d. Brayton Cycle

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Otto cycle is also known as  A. constant pressure cycle  B. constant volume cycle  C. constant temperature cycle  D. constant temperature and pressure cycle

Description : Otto cycle is also known as  A. constant pressure cycle  B. constant volume cycle  C. constant temperature cycle  D. constant temperature and pressure cycle

Last Answer : Answer: B

A cycle consisting of two adiabatics and two constant pressure processes is known as  (a) Otto cycle  (b) Ericsson cycle  (c) Joule cycle  (d) Stirling cycle  (e) Atkinson cycle.

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Last Answer : Answer : c

Otto cycle consists of following four processes  (a) two isothermals and two isentropics  (b) two isentropics and two constant volumes  (c) two isentropics, one constant volume and one constant pressure  (d) two isentropics and two constant pres-sures  (e) none of the above.

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Last Answer : Answer : b

Thermal power plant works on  (a) Carnot cycle  (b) Joule cycle  (d) Rankine cycle  (d) Otto cycle  (e) Brayton cycle.

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Last Answer : Answer : c

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Last Answer : Answer: D

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Last Answer : Answer : c

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Last Answer : Answer : c

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Last Answer : Fossil fuel

Explain Otto Cycle?

Description : Explain Otto Cycle?

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Which Has More Efficiency: Diesel Engine Or Petrol Engines?

Description : Which Has More Efficiency: Diesel Engine Or Petrol Engines?

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_________ is the energy stored within a body or substance by virtue of the activity and configuration of its molecules.  a. Internal Energy  b. External Energy  c. Kinetic Energy  d. Potential Energy

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Last Answer : Internal Energy

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_________ is the temperature to which the air must be cooled, at constant pressure, to produce saturation.  a. relative humidity  b. triple point temperature  c. dew point  d. critical point

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The force per unit length across such a line in the surface is called _________.  a. force per length  b. surface tension  c. Pressure  d. Density

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