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 2. Hydrogen engine operate on ____________ throttling. a) very little b) very high c) without d) none … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Gaseous Fuels”. 1. Gaseous fuel is most suited for IC engine since the physical delay is almost ___________ a) zero b) more c) less d) none of the mentioned 2. What is the advantage of hydrogen as an IC engine fuel? a) … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Surface Ignition Alcohol C.I. Engine”. 1. Which of the following statement is not correct with respect to alcohols as alternate fuel in IC engines? a) anti-knock characteristics of alcohol is poor b) alcohol contains about half the heat energy of gasoline/litre c) … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Alternate Fuels”. 1. What is the advantage of gaseous fuel? a) it can be stored easily b) it can mix easily with air c) it can displace more air from the engine d) all of the mentioned 2. Paraffins are generally represented … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Rating Of Fuels”. 1. For best results of efficient combustion, high speed diesel engines need an approximate cetane number of _____________ a) 100 b) 10 c) 50 d) 5 2. Calorific value of diesel oil is of the order of ___________ a) … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Qualities Of Fuel” 1. The rating of a diesel engine, with an increase in air inlet temperature, will ___________ a) increase linearly b) decrease linearly c) increase parabolically d) decrease parabolically 2. The knock in diesel engine occurs due to ___________ a) … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Fuels”. 1. Ignition quality of petrol is expressed by? a) octane number b) calorific value c) self ignition temperature d) cetane number 2. Petrol is distilled at a temperature in range of ______________ a) 30-65ºC b) 65-220ºC c) 220-350ºC d) 350-450ºC 3. … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Effects Of Operating Variables”. 1. The fuel air cycle efficiency _______________ with the compression ratio. a) increases b) decreases c) remains same d) none of the mentioned 2. Fuel ratio is defined as the ratio of actual fuel air ratio to chemically … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Comparison of Air Cycle and Fuel Cycle”. 1. The actual efficiency of a good engine is about _____________ of the estimated air fuel cycle efficiency. a) 100% b) 85% c) 50% d) 25 2. The ratio of the actual efficiency and the … Read more
This set of IC Engines Multiple Choice Questions & Answers (MCQs) focuses on “Actual Cycle”. 1. Time loss factor in Actual Cycle is due to ____________ a) progressive combustion b) heat loss through cylinder walls c) gas leakage d) friction 2. If the spark timing is at TDC, the work is ____________ a) more b) … Read more
