Home
Class 12
PHYSICS
A radioactive material decays by simulta...

A radioactive material decays by simultaneous emissions of two particles with half lives of 1400 years and 700 years respectively. What will be the time after the which one third of the material remains ? (Take ln 3 = 1.1)

A

1110 years

B

700 years

C

340 years

D

740 years

Text Solution

AI Generated Solution

Promotional Banner

Topper's Solved these Questions

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION-B)|40 Videos

  • JEE MAINS 2021

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION - A) |40 Videos

  • JEE MAINS 2020

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS|246 Videos

  • JEE MAINS 2022

    JEE MAINS PREVIOUS YEAR|Exercise PHYSICS (SECTION -B)|10 Videos

Similar Questions

Explore conceptually related problems

A radiacative moterial docays by simulataneous emission of two particle from the with respective half - lives 1620 and 810 year . The time , in year , after which one - fourth of the material remins is

A radioactive material decays by simultaneous emission of two particles of half lives 1620 and 810 years. The time (in years) after which one-fourth of the material remains, is

A radioactive material is undergoing simultaneous disintegration into two different products with half lives 1400 years and 700 years respectively.Find the time taken by the sample to decay to one third of its initial value .

A radioactive material decays by simultaneous emission of three particles with respective half lives t_(1),t_(2),t_(3) minutes.The time in minutes after which (1)/(3) rd of material remains undecayed is

A radioactive material X decays via two processes to produce Y&Z parallely with half live 1hr and 2hr resp. Find effective half life

The mean lives of a radioactive material for alpha and beta radiations are 1620 and 520 years respectively . The material decays simultaneously for alpha and beta radiations. The time after which one fourth of the material remains undecayed in -

The number of nuclei of two radioactive substance is the same and their half-lives are 1 year and 2 years respectively. The ratio of their activities after 6 years will be

A sample of radioactive material decays simultaneouly by two processes A and B with half-lives (1)/(2) and (1)/(4)h , respectively. For the first half hour it decays with the process A, next one hour with the proecess B, and for further half an hour with both A and B. If, origianlly, there were N_0 nuceli, find the number of nuclei after 2 h of such decay.