1 23 Journal of The Institution of Engineers (India): Series C Mechanical, Production, Aerospace and Marine Engineering ISSN 2250-0545 J. Inst. Eng. India Ser. C DOI 10.1007/s40032-016-0336-8 Investigation of the Influence of Convective Mach Number on Compressible Plane Jet Exhausting into Parallel Streams Abanti Datta & Kalyan Prasad Sinhamahapatra