Answer / durgesh

The compression ratio is the fuel compressed by Engines at different tempreture according to the fuel..like for diesel it is high(24) and for petrol it is low(10-14). Or simply that petrol burns faster then diesel.

Answer / sunil bishnoi

The compression ratio of an i.c engine is defined as the ratio of the total volume (swept + clearance volume) divide by the clearance volume


V = Vs+Vc/Vc

In s.i engine C.R is 6-10 & in C.I engine C.R is 16-20

Answer / saad ahmed

The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity.

Answer / ankushkalia

The compression ratio of an internal-combustion engine or external combustion engine is a value that represents the ratio of the volume of its combustion chamber from its largest capacity to its smallest capacity. It is a fundamental specification for many common combustion engines.

where can i get railway junior engineer(mechanical) previous years question papers?

0 Answers   Bhel, RRB,

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What are the 3 parts in indicator diagram?

0 Answers   RRB,

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why don't we use 2 nd angle and 4 th angle projections ??????(since there is also NOT overlapping of VIEWS in 2 nd angle and 4 th angle projections)

2 Answers  

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sir ,i applied rrb chennai for the post of junier engineer please sent model question papper with solved data to my mail id.aravindaptc@yahoo.co.in

0 Answers  

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What are your specific job requirements in mechanical engineers?

0 Answers  

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state the microstructure of annealed and normalized

0 Answers  

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sir i need section engineer test papers

0 Answers   RRB,

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Explain the otto cycle in brief.

0 Answers  

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why we are not using the unit joule for torque instead of N-m.

18 Answers   BARC, ONGC,

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i am going to face interview of hal so plz any body send me the sample questions of hal .... plz reply to girish.salaga2@gmail.com

0 Answers   HAL,

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When is the maximum load on the lift/elevator,during ascending or descending?Explain.

5 Answers   MN Dastur, SPL,

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what is the difference between: throttle valve,flow control valve, venturi??

1 Answers  

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