Fisika Inti dan Radioaktivitas
269
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Gambar 10.12
Lima jenis peluruhan radioaktif
= +
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?A;J7K? 7C
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Contoh
10.5
Gambar 10.13
Deret uranium
4. Deret Radioaktif
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8;H7A?H F7:7 ?DJ? 7JEC 8 N7D= IJ78?B B; A7H;D7 :?CKB7? :7H?
KH7D?KC :;H;J ?D? :?I;8KJ :;H;J KH7D?KC
Sumber: Konsep Fisika Modern, 1983
DIUNDUH DARI: WWW.BUKUPAKET.COM Sumber buku bse.kemdikbud.go.id
Mudah dan Aktif Belajar Fisika untuk Kelas XII
270
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. Q
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5. Pengertian Dosis Serapan
-;F;HJ? :?;B7IA7D F7:7 7M7B 878 87M7 KDJKA C;D97F7? A;IJ78?B7DDN7I;J?7FKDIKHH7:?E7AJ?I;B7BKC;C7D97HA7DI?D7HH7:?E7AJ?
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C7J;H? J;HI;8KJ ;H7J?A7D 38
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-;97H7 C7J;C7J?I :?JKB?I P
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A=H7:
-K7JKC7J;H?N7D=C7II7DN7=H7CC;DN;H7F;D;H=?H7:?7I?F;D=?ED8;HKF7I?D7H =7CC7I;8;I7H
Q
P
EKB; .;DJKA7DB78;I7H:EI?II;H7FC7J;H??JK =
?A;J7K? =H7CA=
Q
P
?JKD=8;I7HDN7:EI?II;H7F:7H?IK7JKC7J;H?N7D=C7II7DN7
=H7C?A7C7J;H? J;HI;8KJC;DN;H7F;D;H=?H7:?7I?F;D=?EDI;8;I7HQ
P
EKB;
A=
Q
P
A= 7:?8;I7H:EI?II;H7FC7J;H??JK7:7B7
Q
P
EKB;
A=7J7K
Q
P
=H7N
Contoh
10.6
Gambar 10.14
Energi radiasi yang diserap materi bermassa m.
sinar radioaktif m
Kata Kunci
• radioaktivitas • fluorisensi
• eksitasi • daya tembus
• peluruhan • waktu paruh
• aktivitas • dosis serap
Sumber: Konsep Fisika Modern, 1983
DIUNDUH DARI: WWW.BUKUPAKET.COM Sumber buku bse.kemdikbud.go.id
Fisika Inti dan Radioaktivitas
271
6. Pengukuran Radioaktivitas
