The idea is to plot in function of “r” “L(r)” by turning “g” into a matrix where “r” varies column wise and “A” line wise and multiplying “G” by the inverse matrix of “g”
G = g*L;
​
i=I;​​ρ=1000;​​v=10^(-6);​​s=20*10^-6;​​m=100^10^-6;​​a=1.02*10^-4;​​g=
r^2
i*A
*1-
2*BesselJ1,
3
2
i
*r*
A

3
2
i
*r*
A
*BesselJ0,
3
2
i
*r*
A

;​​
In[]:=
func=
r^2
i*A
*1-
2*BesselJ1,
3
2
i
*r*
A

3
2
i
*r*
A
*BesselJ0,
3
2
i
*r*
A

*
a
s*
2*Pi
*
-
(a^2)*(r-0.981)^2
2*s^2

Out[]=
-
(0.+2.03461)
-13.005
2
(-0.981+r)

2
r
1+
2
1/4
(-1)
BesselJ1,
3/4
(-1)
A
r
A
rBesselJ0,
3/4
(-1)
A
r
A

G In matrix form

In[]:=
Table[NIntegrate[func,{r,0,+Infinity}],{A,1,100}]//MatrixForm
Out[]//MatrixForm=
0.136994-0.0291638
0.120478-0.0498408
0.101869-0.0610854
0.0850454-0.0657029
0.071073-0.0664304
0.0598331-0.0650797
0.0508695-0.062711
0.0437064-0.0599135
0.0379414-0.0570049
0.0332583-0.0541509
0.0294151-0.0514332
0.026229-0.0488872
0.0235612-0.0465232
0.0213063-0.0443383
0.0193834-0.0423232
0.0177301-0.0404655
0.0162976-0.0387519
0.0150476-0.0371693
0.0139497-0.0357054
0.0129795-0.0343487
0.0121174-0.0330891
0.0113472-0.0319171
0.010656-0.0308245
0.0100328-0.0298039
0.00946868-0.0288487
0.00895602-0.0279529
0.00848848-0.0271114
0.00806068-0.0263195
0.00766802-0.0255729
0.00730657-0.024868
0.00697294-0.0242014
0.00666421-0.0235701
0.00637785-0.0229714
0.00611162-0.0224028
0.00586359-0.0218621
0.00563206-0.0213474
0.00541551-0.0208567
0.00521262-0.0203884
0.00502221-0.0199411
0.00484321-0.0195134
0.00467468-0.0191039
0.00451579-0.0187116
0.00436577-0.0183354
0.00422395-0.0179743
0.0040897-0.0176274
0.00396247-0.0172939
0.00384174-0.016973
0.00372708-0.016664
0.00361804-0.0163662
0.00351426-0.0160792
0.00341538-0.0158022
0.00332108-0.0155347
0.00323107-0.0152763
0.00314508-0.0150266
0.00306287-0.014785
0.0029842-0.0145512
0.00290886-0.0143249
0.00283665-0.0141056
0.00276741-0.013893
0.00270095-0.0136868
0.00263713-0.0134868
0.00257579-0.0132927
0.00251682-0.0131042
0.00246007-0.012921
0.00240543-0.012743
0.0023528-0.0125699
0.00230207-0.0124015
0.00225315-0.0122377
0.00220595-0.0120782
0.00216038-0.0119229
0.00211637-0.0117716
0.00207384-0.0116241
0.00203272-0.0114804
0.00199295-0.0113402
0.00195447-0.0112035
0.00191722-0.0110701
0.00188114-0.0109399
0.00184619-0.0108128
0.00181231-0.0106886
0.00177946-0.0105673
0.00174759-0.0104488
0.00171667-0.0103329
0.00168666-0.0102196
0.00165751-0.0101089
0.0016292-0.0100005
0.00160169-0.00989449
0.00157495-0.00979073
0.00154895-0.00968915
0.00152366-0.0095897
0.00149905-0.0094923
0.0014751-0.0093969
0.00145179-0.00930342
0.00142908-0.00921181
0.00140697-0.00912202
0.00138542-0.00903399
0.00136442-0.00894767
0.00134395-0.00886301
0.00132398-0.00877996
0.00130451-0.00869848
0.00128552-0.00861852