This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Reciprocating Compressor – Set 2”. 1. Which of the following is the effect of increase in clearance ratio “C” for the given pressure ratio on volumetric efficiency in case of reciprocating compressor? a) Volumetric efficiency increases b) Volumetric efficiency decreases c) Volumetric … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Reciprocating Compressor”. 1. What is the range of pressure ratio in case of compressors? a) Always equals to 1 b) Always less than 1 c) Always greater than 1 d) Always less than 0 2. Which of the following is the unit … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Classification of Air Compressors”. 1. On which of the following basis “Air compressors” cannot be classified? a) According to working of compressor b) According to action of compressor c) According to number of stages of compressor d) According to the type of … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Brayton Cycle”. 1. Gas turbine works on _____ a) Dual cycle b) Otto cycle c) Brayton cycle d) Diesel cycle 2. The compression ratio (r) of dual cycle is equal to _________ a) r = volume of the cylinder at the beginning … Read more
This set of Thermal Engineering written test Questions & Answers focuses on “Dual Combustion Cycles”. 1. What is the other name of dual cycle? a) Mixed cycle b) Otto cycle c) Diesel cycle d) Joule Cycle 2. Dual cycle is combination of__________ a) Stirling and diesel cycle b) Otto and diesel cycle c) Stirling and … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Diesel Cycle (or) Constant Pressure Cycle”. 1. Which cycle is idealized cycle for the compression ignition engines? a) Otto cycle b) Diesel cycle c) Dual cycle d) Bryton cycle 2. In diesel cycle heat rejection occurs at ___________ a) Reversible constant volume … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Otto Cycle (or) Constant Volume Cycle”. 1. Which cycle is idealized cycle for the spark ignition internal combustion engines? a) Otto cycle b) Diesel cycle c) Dual cycle d) Bryton cycle 2. What is the efficiency of the otto cycle? a) 1 … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Internal Combustion Engines – Heat Engines”. 1. A heat engine is a device which transforms the _________ of a fuel into thermal energy. a) Electrical energy b) Chemical energy c) Mechanical energy d) Solar Energy 2. Which of the following is not … Read more
This set of Thermal Engineering Multiple Choice Questions & Answers (MCQs) focuses on “Introduction to Cogeneration and Combined Cycles”. 1. Which of the following processes uses the concept of utilizing waste heat energy to process heat? a) Regeneration b) Cogeneration c) Reheat d) Superheating 2. Topping and bottoming cogeneration cycles are the types of cogeneration … Read more
This set of Thermal Engineering Question Paper focuses on “Reciprocating Steam Engine – Actual Indicator Diagram and Diagram Factor”. 1. The actual indicator diagram is different from the hypothetical one due to _____ a) timings of the valve action and pressure drop due to friction in the admission port b) limited amount of steam c) … Read more
