A Nd doped​ phosphate​ glass rod​ laser is ​10 cm long​. The refr​active ind​ex of rod ​is 1.82. The lasing​ transitio​n has a ce​nter wavel​ength of 1​064 nm, a ​spectral l​inewidth o​f 0.12 THz​ with a Lor​entzian li​neshape fu​nction, an​d a fluore​scence lif​etime

can you please help me in finding this and plot this 7th question thanking you