hasil praktikum 3

3
Pengamat an Ke R1 (mm ) R2 (mm) A (mm) B (mm) C (mm) H (mm ) Rd Sp V (m2) S (m 2) Roundnes s (Kentang ) 1 62 77 0, 64 83 2 56 71 0, 65 87 3 56 69 0, 62 2 Spherici ty (Tomat) 1 48,2 46,1 28,0 5 0, 82 3 2 51,1 32,4 30,4 0, 72 3 3 50,2 35 32,4 0, 76 6 Kemiripa n Benda Dengan Geometri (Ketimun 1 67,0 3 65,0 5 50,0 2 1,22 x 10 -3 0, 09 65

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Page 1: hasil praktikum 3

Pengamatan Ke R1

(mm

)

R2

(mm)

A

(mm)

B

(mm)

C

(mm)

H

(mm)

Rd Sp V

(m2)

S

(m2

)

Roundness

(Kentang)

1 62 77 0,6

483

2 56 71 0,6

587

3 56 69 0,6

22

Sphericity

(Tomat)

1 48,2 46,1 28,05 0,8

23

2 51,1 32,4 30,4 0,7

23

3 50,2 35 32,4 0,7

66

Kemiripan

Benda

Dengan

Geometri

(Ketimun)

1 67,03 65,05 50,02 1,22 x

10-3

0,09

65

Perhitungan

Rd (Kentang)

Rd = ApAc

=r1

2

r22

I = 622

772 =0,6483

II = 562

712 =0,6587

Page 2: hasil praktikum 3

II = 562

692 =0,622

Perhitungan Sp (Tomat)

I=SP = (48,2x 46,1 x28,05)13

48,2=0,823mm2

II=SP = (51,1 x32,4 x 30,4)13

51,1=0,8593mm2

III=SP = (50,2 x35 x32,4 )13

50,2=0,766mm2

Perhitungan V (Ketimun)

V=43(π ab2)

= 43

(π ab2 )

= 751892,1981 mm3

= 0,7518921981 m3

S= 2π b2 + 2 πab2

esin−1 e

= 2π (36,6mm)2 + 2 π(134mm×36,6mm)2

0,9619sin−1 0,9619

= 2383162,354 mm2

= 2,383162354 m2