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Q<br />

O<br />

P<br />

O<br />

P<br />

Gambar 2.6<br />

Resultan dua buah vektor R = P + Q<br />

dilukis dengan metode poligon.<br />

b<br />

O<br />

O<br />

V 2<br />

Gambar 2.8<br />

Resultan selisih vektor c = a – b.<br />

<br />

O<br />

O<br />

L<br />

1<br />

b<br />

2<br />

V 1<br />

a<br />

R<br />

180 – <br />

K<br />

Gambar 2.9<br />

Resultan dua vektor<br />

O<br />

a<br />

Gambar 2.10<br />

Dua buah vektor saling tegak lurus.<br />

R<br />

a<br />

b R<br />

c<br />

c = a – b<br />

a<br />

b<br />

34 Mudah dan Aktif Belajar Fisika untuk Kelas X<br />

M<br />

Q<br />

V 3<br />

V 4<br />

V 5<br />

V 2<br />

V 6<br />

Gambar 2.7<br />

Resultan enam buah vektor R = V 1 + V 2 + V 3 + V 4 + V 5 + V 6<br />

dilukis dengan metode poligon.<br />

b. Selisih Vektor<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

<br />

3. Rumus untuk Menentukan Besar dan Arah Resultan Dua<br />

Buah Vektor<br />

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<br />

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<br />

V 1<br />

V 5<br />

R<br />

V 4<br />

<br />

<br />

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<br />

Contoh 2.1<br />

V 6<br />

V 1<br />

<br />

<br />

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V 3<br />

V 2

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