Class 10 physics Practice Tests

Class 10 Physics Online Tests

The *Half life measurement Multiple Choice Questions (MCQ Quiz) with Answers PDF* (Half Life Measurement MCQ PDF e-Book) download to practice Grade 10 Physics Tests. Learn Atomic and Nuclear Physics Multiple Choice Questions and Answers (MCQs), Half Life Measurement quiz answers PDF to learn online certificate courses. The *Half Life Measurement MCQ App* Download: Free learning app for background radiations, nuclear transmutations test prep for online high school classes.

The MCQ: *If a radioactive element has a half-life of 40 minutes. The initial count rate was 1000 per minute, then how long will it take for the count rate to drop to 125 per minutes;* "Half Life Measurement" App Download (Free) with answers: 120 minutes; 90 minutes; 30 minutes; 60 minutes; to learn online certificate courses. Solve Atomic and Nuclear Physics Quiz Questions, download Google eBook (Free Sample) for distance learning.

MCQ 1:

*If a C-14 has a half-life of 5730 years, then how long will it take for the number of C-14 in a sample to drop to 1/8 of initial quantity?*

- 2.58 × 10
^{4}years - 1.44 × 10
^{4}years - 1.72 × 10
^{4}years - 2.58 × 10
^{4}years

c

MCQ 2:

*If a radioactive element has a half-life of 40 minutes. The initial count rate was 1000 per minute, then how long will it take for the count rate to drop to 125 per minutes*

- 120 minutes
- 90 minutes
- 30 minutes
- 60 minutes

a

MCQ 3:

*What fraction of the original sample will be after 22 years, if the Cobalt-50 is a radioactive element with a half-life of 4.3 years?*

- 1 ⁄ 32
- 1 ⁄ 16
- 1 ⁄ 8
- 1 ⁄ 4

b

MCQ 4:

*If the activity of a sample of radioactive bismuth decreases to 1/8 of its original activity in 15 days, then the sample's half-life will be*

- 3 days
- 10 days
- 5 days
- 7 days

c

MCQ 5:

*Radium-226 has a half-life of*

- 1160 years
- 1340 years
- 1580 years
- 1620 years

d

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The App: *Half Life Measurement MCQs App* to study Half Life Measurement Textbook, 10th Grade Physics MCQ App, and A Level Physics MCQ App. The "Half Life Measurement" App to free download Android & iOS Apps includes complete analytics with interactive assessments. Download App Store & Play Store learning Apps & enjoy 100% functionality with subscriptions!