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Which cycle is also called Compression Ignition Cycle?

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JKSSB JE Mechanical 02 Nov 2021 Shift 1 Official Paper
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  1. Otto Cycle 
  2. Lenoir Cycle
  3. Diesel Cycle
  4. Dual Cycle

Answer (Detailed Solution Below)

Option 3 : Diesel Cycle
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Detailed Solution

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Explanation:

The diesel cycle is used in the compression ignition engine.

Full Test 6 (1-58) IMAGES Q46

Processes involved in compression engine (diesel cycle) are

1-2: Reversible adiabatic compression

2-3: Constant pressure heat addition

3-4: Reversible adiabatic expansion

4-1: Constant volume heat rejection

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More Diesel Cycle Questions

Q1.The primary reason for diesel engines having more efficiency than gasoline engines is they _______________.
Q2.In four-stroke diesel engine, which valves are closed during the expansion stroke?
Q3.A diesel engine has a compression ratio of 15 and heat addition at a constant pressure takes place at 6% of stroke. Find the air standard efficiency of the diesel engine. (Take γ for air = 1.4.)
Q4.In which of the following cycles does heat addition NOT take place at constant volume? 
Q5.Which of the following does NOT describe the Diesel cycle?
Q6.An air standard diesel cycle working with a compression ratio of 13 and cut off takes places at 5 % of the stroke volume. The value of cut off ratio will be
Q7.In a Diesel cycle, heat is supplied to the compressed air at:
Q8.The thermal efficiency of a diesel engine is approximately 
Q9.Which cycle is also called Compression Ignition Cycle?
Q10.A diesel engine has a compression ratio of 18 and cut off takes place at 5% of the stroke. What will be cut off ratio? 

More IC Engine Cycles Questions

Q1.In an ideal four-stroke petrol engine, the assumption made about the burning process during the power stroke i.e. after compression is:
Q2.An engine is assumed to be working on ideal Otto cycle with the temperatures at the beginning and end of compression as 27 °C and 327 °C. The air-standard efficiency of the engine is:
Q3.The primary reason for diesel engines having more efficiency than gasoline engines is they _______________.
Q4.In four-stroke diesel engine, which valves are closed during the expansion stroke?
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Q6.Which of the following is the assumption of Air Standard Cycles?
Q7.Identify the cycle on the basis of the T-S diagram shown below.
Q8.A Carnot cycle runs between _______ adiabatic and _______ isothermal processes.
Q9.A diesel engine has a compression ratio of 15 and heat addition at a constant pressure takes place at 6% of stroke. Find the air standard efficiency of the diesel engine. (Take γ for air = 1.4.)
Q10.In two-stroke petrol engine, the air Fuel mixture is prepared 
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More Internal Combustion Engine Questions

Q1.In an ideal four-stroke petrol engine, the assumption made about the burning process during the power stroke i.e. after compression is:
Q2.An engine is assumed to be working on ideal Otto cycle with the temperatures at the beginning and end of compression as 27 °C and 327 °C. The air-standard efficiency of the engine is:
Q3.Frictional power in an engine is calculated as:
Q4.The primary reason for diesel engines having more efficiency than gasoline engines is they _______________.
Q5.In a two-stroke petrol engine, the primary function of the crankcase is to:
Q6.In most of the SI engines, the intake valve opens a few degrees before the TDC on the exhaust stroke to:
Q7.What does specific fuel consumption (SFC) measure in an internal combustion engine?
Q8.In which type of engine is a mist lubricating system most commonly used?
Q9.The intake valve closes at _____ for a low-speed engine and at _____ for high-speed four-stroke petrol engines.
Q10.Which statement best compares battery and magneto ignition systems in internal combustion engines?
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