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nuclear physics

Authored by ajwad ghali

Physics

9th - 12th Grade

Used 1+ times

nuclear physics
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5 questions

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1.

MULTIPLE CHOICE QUESTION

45 sec • 1 pt

Proses pemecahan nukleus satu atom yang berat kepada Nukleus yang lebih ringan dikenali sebagai

process of splitting heavy nucleus of an atom into lighter nuclei is known as

Pembelahan nuklear

Nuclear fission

reputan radioaktif

radioactive decay

Tindakbalas berantai

chain reaction

Pelakuran nuklear

nuclear fusion

2.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Media Image

Berapakah bilangan Zarah alfa dan beta yang dipancarkan?

how many alfa and beta particles are emitted?

alfa = 6

Beta= 3

alfa = 3

Beta= 6

alfa = 4

Beta= 2

alfa = 2

Beta= 4

3.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Boron dalam reaktor nuklear digunakan untuk

Boron in nuclear reactor is used to

Mengawal kadar tindakbalas dengan menyerap neutron berlebihan.

control rate of reaction by absorbing the excess neutron

sebagai bahan api untuk menghasilkan teaaga nuklear.

as fuel to produce nuclear reaction

Untuk menyerap tenaga haba daripada tindakbalas berantai.

to absorb heat energy from the chain reaction

Untuk memperlahankan neutron.

to slow down fast moving neutrons

4.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Selepas 30 tahun nucleus radioisotop P mereput, keaktifan unsur P telah berkurang sebanyak 15/16 daripada keaktifan awal. Berapakah separuh hayat P?

15 tahun

10 tahun

7.5 tahun

6 tahun

5.

MULTIPLE CHOICE QUESTION

30 sec • 1 pt

Satu sampel radium-226 menghasilkan tenaga nuklear sebanyak 5.976 x 10 ^ -13 J tenaga. Hitung cacat jisimnya.

A sample of radium 226 produce nuclear energy of 5.976 x 10 ^ -13 J . Calculate the mass defect

2.63 x 10 ^ -21 kg

6.64 x 10 ^ - 30 kg

8.68 x 10 ^ -31 kg

3.35 x 10 ^ -27 kg

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