Select the correct option for functions of the deflector on piston of two stroke engines
I.To deflect the fresh charge towards top at the time of entrance
II.To force out the burnt gases towards exhaust port
III.To increase the strength of piston top
The options are as follows
f}LVªksd batukas ds fiLVu ij cus fo{ksid ds dk;ksZ gsrq lgh fodYi pqfu,
I.u;s izHkj.k dks izos'k ds le; Åij dh vksj fo{ksfir djuk
II.tyh gqbZ xSlks dks jspu }kj dh vksj /dsyuk
III.fiLVu ds Åijh Hkkx dh lkeF;Z c<+kuk
fodYi fuEukuqlkj gS
I and II
II and III
I and III
I, II and III
I and II
The piston top usually has a projection to deflect the fresh charge towards the top of the cylinder preventing the flow through the exhaust ports. this serves the double purpose of scavenging the combustion product from the upper part of cylinder and preventing the fresh charge from flowing out directly through the exhaust ports
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