if there is self ignition in petro engines then why is the need of spark plug in petrol engine ???

1 Answers   Velammal Engineering College,

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Define the least count

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in the design of a rack and pinion with the pinion having a pitch of 4in and a teeth number of 45,how many teeth should a rack of length 196.850in have

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the specific work input during a compression cycle from p1 to p2 , if compresion is isothermal, is given by p1v1logp2/p1. explain?

1 Answers  

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Sir, I'm P.Ravi Kumar want to previous mechanical Question Papers for rrb exam

0 Answers  

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WHO ARE YOU

37 Answers   L&T, MBT, TATA, TCS, Wipro,

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Specific strength of materials is very high when they are in fibre size but lower when they are in bar form why ?

0 Answers  

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How many volts required to fire spark plug.

19 Answers  

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waht is vaily gap in welding?

1 Answers   Mann Hummel, TATA,

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Which theories of failure are used for brittle materials ?

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define hookes law?

2 Answers   HAL, Jindal,

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difference between fasteners & sheet metal company

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