Solutions for Principles Of Engineering Physics 1 1st Us Edition by Khan

CHAPTER-2

2.1

2.2  2d0.19cm;0.031cm;D1m100cm,

 O 2d0.0310.195cm5.8910cm5890A D100

2.3 1cm0.05cm 20,  D200cm,  O 8 5100A510010cm

2.4  2d0.02cm,  D80cm,n=4,  4 y1.2cm,brightfringe

n5 y2d1.2cm0.02cm7.510cm7500A Dn80cm4

2.5  2d0.07cm,  D120cm,n=8,  8 y0.8cm,darkfringe

2.6  R3m300cm,  1,n=8,  8 D0.72cm,Brightfringe,reflectedlight

2.7  R2.7m270cm,  1,n=10,  10 D0.8cm,Darkfringe,reflectedlight

2.8  R160cm,  1.333,n=8,  8 D0.4cm,Darkfringe,reflectedlight

2.9

230018

2.10  R2.7m270cm,  1,n=10,  10 D0.8cm,Darkfringe,transmittedlight

2.11  R250cm,  1.354,n=11,  11 D0.72cm,Darkfringe,transmittedlight

2.12  R290cm,  O 5893A, O1, m1.33,n=7,Brightfringe,transmitted light

  n D2n2R  2 n1 D2n2R   2 n12 D2(n1)2R

21(n1)n  212n()

 2522 31 D2n2R12610100cm0.072cm

 1 0.072 R0.1342cm 2  2522 31 D2n2R124.510100cm0.054cm

 2 0.054 R0.1162cm 2

1.17  O 5 15890A5.89010cm,  O 5 25896A5.89610cm,   n1(n2)2DD ,  R200cm ,darkrings,reflectedlight

1.18  O 5 15600A5.610cm,  O 5 24800A4.810cm,   n1(n2)2DD ,  R90cm ,darkrings,reflectedlight

21(n2)n

 252 111 111 RD2n2R4125.61090cm0.2459cm 222  252 222 1 RD2n2R4124.81090cm0.2277cm 2

2.19  O 5 5896A5.89610cm,n=20,  20 D0.73cm,Darkfringe,reflected light

22 n n5 D 2R0.731

2.21  O 5 6500A6.510cm,n=12,  12 D0.374cm,  R65.5cmDarkfringe, reflectedlight

2.22D=100cm,2d=0.075cm,  0.0845cm

2.23b=175cm,a=25cm,D=a+b=200cm,2d=0.4974cm,  1.5,

2.24x=0.1732mm=0.01732,n=500,  2x n

2.25. 1575nm, 2580nm , x=?

2.26t=0.5cm,n=500, 

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