This set of Farm Machinery Multiple Choice Questions & Answers (MCQs) focuses on “I.C Engine – Working Principles of 4-stroke Engine”. 1. What is the degree of crank rotation during the completion of a four-stroke cycle? a) 90° b) 279° c) 180° d) 360° 2. What is the compression ratio in SI engine? a) 6 … Read more
This set of Farm Machinery Multiple Choice Questions & Answers (MCQs) focuses on “Working Principles of I.C Engine”. 1. If a diesel engine has a compression ratio of 24 and the cut-off takes place at 5% of stroke, the air standard efficiency will be ___________ a) 60.66% b) 64.50% c) 66.60% d) 65.40% 2. Whenever … Read more
This set of Farm Machinery Multiple Choice Questions & Answers (MCQs) focuses on “I.C. Engine Components”. 1. Rapid explosion of air-fuel mixture within the cylinder, when ignited by a spark is known as _______ a) constant heat combustion b) constant pressure combustion c) constant volume combustion d) cut off ratio 2. Which is largest piston … Read more
