Bahan radioaktif mempunyai aktiviti awal sebanyak 1200 bilangan per jam dan separuh hayat 15 minit. Apakah aktiviti selepas 1 jam?
Bab 6 : Tenaga Nuklear

Quiz
•
Physics
•
11th - 12th Grade
•
Medium
NURDIANA MOHAMED NAWAWI
Used 77+ times
FREE Resource
15 questions
Show all answers
1.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
600
300
150
75
2.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Persamaan berikut mewakili reputan alfa. Berapakah nilai m dan n?
m = 212 n = 88
m = 210 n = 80
m = 214 n = 82
m = 210 n = 84
3.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Rajah menunjukkan suatu siri reputan radioaktif bagi nukleus uranium-238 kepada radium-226. Berapakah bilangan zarah alfa dan beta yang dikeluarkan semasa proses itu?
alfa = 3 beta = 2
alfa = 3 beta = 1
alfa = 2 beta = 3
alfa = 1 beta = 1
4.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Proses di mana percantuman dua nukleus ringan untuk membentuk satu nukleus berat dikenali sebagai
Pelakuran nukleus
Pembelahan nukleus
Tindak balas berantai
5.
MULTIPLE SELECT QUESTION
1 min • 1 pt
Pernyataan manakah benar mengenai persamaan antara proses pembelahan dan pelakuran nukleus?
Menghasilkan nukleus baru
Mengalami kehilangan jisim
Memerlukan suhu yang tinggi
Membebaskan tenaga yang besar
6.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Dalam sebuah reaktor nuklear, rod pengawal Boron digunakan untuk
menyerap sebahagian neutron
memperlahankan neutron berhalaju tinggi
menyerap pancaran radioaktif daripada teras reaktor
7.
MULTIPLE CHOICE QUESTION
1 min • 1 pt
Antara berikut, yang manakah merupakan tindak balas pembelahan?
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