# Show that the air standard efficiency for Ericsson cycle is given by-T) In(r,)()Тн 1+ In(rp)((ТH- TLwhere TH and T, are the maximum and minimum temperatures of the cycle, andis the pressureГрratio. Hint: No Regenerator is used here.Show that the air standard efficiency for Starling cycle without regenerator is given by(-1)+-1) n(r)(T-1)1)n(r)n=1 -where r is the compression ratio and is the maximum and minimum temperature ratio.(рн — PLr)(1 — -DShow that the mean effective pressure (mep) pm for the Otto cycle is given by pm =(-1)(r - 1)Net Work outputSwept Volumewhere pH max, PL = Pmin and r = compression ratio (CR). Hint: pm

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Asked Nov 13, 2019
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solve the last question about otto cycle.

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Step 1

In Otto cycle there is two constant volume heat addition & rejection process and two isentropic compression and expansion process. PV diagram is shown below,

Step 2

For process 1-2 (isentropic compression process):

Step 3

For process 2-3 constant volume...

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