Answer / sunil

this is to inc volumetric eff

Answer / ronnie

Due to density/mass
flow rate of fuel the
entire cylinder volume
(stroke vol) is not filld
wth fuel, ths tend to
decrease vol. Eff.
In order to alow mor
fuel entr the cylindr,
the valve opening ang.
Is incrsd by few deg.
Similar adjustmnt is
also done during
exhaust strok in ordr to
remve all or most of
exhst gases out of
cylinder...

Answer / m. sanjeev kumar

When completion suction stroke air with high pressure takes
inside the cylinder then both inlet & oulet valves remains
closed and when compression stroke starts high pressure air
is forced out to engine through outlet valve, inlet valve
remains open when suction stroke takes place..

Which type of impeller has highest speed Backward, Forward ,Straight?

5 Answers   Bhel, NHPC, NTPC,

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what is bearing journal?

4 Answers   CPCL, SCCL,

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the movement of piston is necessary for starting the engine na. then how does the big vehicles start. their piston can't be moved when the engine is at standstill. what actually the procedure........

5 Answers  

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What causes friction in the cylinder?

0 Answers   RRB,

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What will you do in case of scavenging fire

0 Answers  

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what is different between mechanical seal and oil seal

1 Answers   CMS, Essar,

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i had supply in my previous semester but i cleared it now. Now i am also select for a job where there is a provision that they can select me for the job if i clear all the semester till the time of joining . so can my previous supply effect my job?

2 Answers   HCL,

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"In boiler, what does steam and smoke goes out to the funnel. What reason?"

0 Answers   ABC Inc, RRB, Siemens,

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what is the difference in Gas Welding and Gas Cutting?? Second Question is for Huge Casting which method is used??

0 Answers   Bhel,

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i want to jspl Q&A,pls send this email id:var05mech@yahoo.co.in

0 Answers   Jindal,

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what is the use of CW(Circulating water ,clarified water,cooling water),auxiliary cooling water(ACW),auxiliary raw cooling water(ARCW)in thermal power plant.plzz explain the different characteristics of these types of water.

0 Answers   NTPC,

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If we want to move one ms channel on the lm guide. Its channel size is -W-300mm, H-400mm, L - 3ft. then how many load come on the lm guide. its lm guide is one tipe of bearing.

1 Answers  

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