Answer Posted / csl

3 cyl firing order: 1,2,3
4 cyl firing order:1,3,4,2
6 cyl firing order:1,5,3,6,2,4
Firing order may change with some engines.

What Is Hess's Law? State its implications.

1112

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Explain the concept of cc of engines?

1128

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What size of a compressor (cfm) is recommended for the purpose of inflating car tyres, spray painting, etc.?

991

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What are the different alloys of brass?

1102

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What is the function of commutator in starting system?

1019

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Who invented the four stroke engine? According to you which is more efficient four stroke or two stroke engine and why?

1040

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can we use servomotor for applying torque or load to the gear box drive shaft at various speeds for gear box testing purpose

2585

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How power can be generated in engine?

1047

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What are three methods of heat trfer?

1344

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The function of Differential is a) To prevent wheel skidding b) To reduce the speed of the inner wheels during turning c) To keep the speed of all the wheels same when going straight ahead d) all of the above

1475

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The torque transmitted by a clutch is given by a) T = μWR b) T = μ/WR c) T = μW/R d) T = 1/μWR

1383

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In a constant mesh gear box, when the right dog clutch is engaged with the gear on the right side of the main shaft, a) Direct gear is obtained b) First gear is obtained c) Second gear is obtained d) Reverse gear is obtained

1260

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Double declutching is required in constant mesh gear box a) To equalize the speed of main shaft gear and the sliding dog b) To provide direct gear c) To equalize the speed of countershaft gear and the sliding dog d) None of the above

1744

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What is the diffrence bitween bs2 & bs3 engine?

1024

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Stiff spring is used in the selector mechanism a) To prevent engagement of two gears simultaneously b) To prevent engagement of reverse gear c) To facilitate the gear selection d) To avoid the necessity of having neutral gear

1414

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