Physics, asked by sri786, 11 months ago

A radioactive materials a mean life of 1620 years and 540 years for a and B emission
actively. The time in which one half of the material remains undecayed emitting both these
(a)202.5 yrs
(b)280.7 yrs
(c)405 yrs
(d)1080 yrs

Answers

Answered by shikha2019

0

Here is your answer ☺️☺️❤️❤️

The correct answer is option b.

Hope this helps you❤️❤️☺️☺️

Previous Question

Next Question

Similar questions

English, 6 months ago

उसमें अनेक गुण हैं ...

Math, 6 months ago

Find the greatest number which will divide 625 and 1433 leaving reminder 5 & 3...

Math, 6 months ago

The slant height of a cone is 26 cm and basementis 20 cm find its ...

Biology, 11 months ago

How to understand the theory heredity and evolution chapter in biology?

Math, 11 months ago

2×3÷4×0÷4+567×3467_6666÷7×5 ...

English, 1 year ago

Helen keller1.Describe Helen Keller's early life before the adment of her teacher miss Sullivan.2. Martha Washington is one of the best childhood friend of Helen Keller write her character sketch.3. Describe Helen Keller's stay at Perkin's institute for the blind in Boston.4. Helen has given the description of her stay at fern quarry. How does it show that she enjoyed it in full spirit?

English, 1 year ago

Why does the author call the two boys gentleman...

Chemistry, 1 year ago

The electronic configuration of two elements of A&B are 2,8,1and 2,8,7identify the type of compound that will be form by the reaction of two elements explain its formtion state any two properties of the compound...