Learn about our recent release of answers →
studymono.
Past Questions
Blog
Get Started
HomePast QuestionsBlog

JAMB Physics

A piece of radioactive material contains 1000 atoms. If its half-life is 20 seconds, the time taken for 125 atoms to remain is

a.

20 seconds

b.

40 seconds

c.

60 seconds

d.

80 seconds

Correct answer: C
← Previous
Next Question →

Recommended reads

Pattern cover image for the post "Past Question Answers and Explanations are now Published on Studymono" on The Studymono Blog
Past Question Answers and Explanations are now Published on Studymono

2 July 2021

Pattern cover image for the post "Studymono Will Soon Have Answers to Past Questions" on The Studymono Blog
Studymono Will Soon Have Answers to Past Questions

10 June 2021

studymono.

Bringing super helpful educational resources to your fingertips.

Navigate

Past Questions
Blog

Legal

Terms and Conditions

Studymono Blog

Navigating Studymono
Giving us feedback
Preparing for WAEC and JAMB in 2021

Categories

WAEC
JAMB
Mathematics
Physics
Chemistry
Biology
English

Subscribe to our newsletter for updates

Built with ❤ by Okezie and the team