Question:
The half-life period of a radioactive element X is same as the mean lifetime of another radioactive element Y. Initially, both of them have the same number of atoms. Then
The half-life period of a radioactive element X is same as the mean lifetime of another radioactive element Y. Initially, both of them have the same number of atoms. Then
Updated On: May 13, 2024
Hide Solution
Verified By Collegedunia
Solution and Explanation
The correct answer is: Y will decay faster than X
Was this answer helpful?
0
0
Top Questions on Radioactivity
- A radioactive isotope phosphorous-32 has an initial activity 10μCi and has half life of 14 days. What is the activity of the source after 42 days?
- CUET (UG) - 2023
- Physics
- Radioactivity
- A radioactive sample has half-life of 3 years. The time required for the activity of the sample to reduce to \(\frac{1}{5}\)th of its initial value is about
- KCET - 2023
- Physics
- Radioactivity
- A radio active material is reduced to 1/8 of its original amount in 3 days.
If 8×10-3 kg of the material is left after 5 days the initial amount of the material is- JEE Main - 2023
- Physics
- Radioactivity
- A radioactive element 242 92 X emits two α-particles, one electron and two positrons. The product nucleus is represented by 234 P Y . The value of P is _______.
- JEE Main - 2023
- Physics
- Radioactivity
- If a radioactive element having half-life of 30 min. is undergoing beta decay, the fraction of radioactive element remains undecayed after 90 min. will be
- JEE Main - 2023
- Physics
- Radioactivity
View More Questions
Questions Asked in VITEEE exam
- Two identical blocks A and B, each of mass 'm' resting on a smooth floor are connected by a light spring of natural length L and spring constant K, with the spring at its natural length. A third identical block 'C' (mass m) moving with a speed v along the line joining A and B collides with A. the maximum compression in the spring is
- VITEEE - 2023
- work, energy and power
- Assertion :
The binding energy of the nucleus increases with the increase in atomic number.
Reason :
Heavier elements have a greater number of non-radioactive isotopes than radioactive isotopes. - The half-life of radioactive radon is 3.8 days. The time at the end of which \(\frac{1}{20}th\) of the Radon sample will remain undecayed is (given log10e=0.4343)
- Which element has more electron gain enthalpy among chalcogen group?
- VITEEE - 2022
- sulphur
- Coin is tossed till heads is obtained what is expectation of no. of coin tosses
- VITEEE - 2022
- Random Variables
View More Questions