Experiment :NEWTON’S RING I want result and analysis for this experiment
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Experiment :NEWTON’S RING
I want result and analysis for this experiment
Transcribed Image Text:Microscopic readings (mm)
Diameter of
Numbers
the ring in
mm (D) (Left -
Total Right)
D? (mm2)
Dn+k? - D,? (mm2)
of the
Left
Right
rings
MSR
VSR
Total
MSR VSR
Dg2 - D;?
(45.19 -
41.66)=3.53
(3.53)2=12.4609 = 12.4609 - 6.4516
D5
45
0.19
45.19
41
0.66
41.66
= 6.0093
(44.69 -
42.15)=2.54
(2.54)² = 6.4516
D1
44
0.69
44.69
42
0.15
42.15
Mean value of Dn+k - D,2 = 6.0093 mm2 = 6.0093 x 10-6 m²
b) Focal length of convex lens, f = 19.5 cm
Distance from lens to wire-gauze, d = 5 cm
(19.5 ст)(5 сm)
_fd
Radius of curvature of the surface of the lens, R =
f-d
97,5
cm = 6.7241 cm
14,5
(19.5–5) cm
6.0093 x 10-6 m²
4(4)(6.7241×10-2
Dn+k²-D,?
6.0093 x 10-6
1.0759
Wave length of the sodium light, 1 =
m = 5. 5854 × 10-6 m = 5
4 kR
m)
.5854 µm
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