Home
Class 12
PHYSICS
Half-life of a radioactive substance is ...

Half-life of a radioactive substance is 20 min. Difference between points of time when it is 33% disintegrated and 67% disintegrated is approximately

A

10 min

B

20 min

C

30 min

D

40 min

Text Solution

Verified by Experts

The correct Answer is:
B
Promotional Banner

Topper's Solved these Questions

  • NUCLEAR PHYSICS

    CENGAGE PHYSICS ENGLISH|Exercise ddp.5.5|14 Videos

  • NUCLEAR PHYSICS

    CENGAGE PHYSICS ENGLISH|Exercise ddp.5.3|15 Videos

  • MISCELLANEOUS VOLUME 5

    CENGAGE PHYSICS ENGLISH|Exercise Integer|12 Videos

  • PHOTOELECTRIC EFFECT

    CENGAGE PHYSICS ENGLISH|Exercise Integer Type|4 Videos

Similar Questions

Explore conceptually related problems

Half-life of a radioactive substance is 20 minutes. Difference between points of time when it is 33 % disintegrated and 67 % disintegrated is approximate.

Half life of a radio-active substance is 20 minutes. The time between 20 % and 80 % decay will be

Half life of radioactive substance is 3.20 h. What is the time taken for 75% substance to be used?

The half life of a radioactive substance is 30 days. What is the time taken to disintegrate to 3//4^(th) of its original mass ?

The half - life of a radioactive substance is 50 days. The substance will disintegrate completely in

The half-life of a radioactive substance is 30 minutes, The time (in minutes) taken between 40 % decay and 85 % decay of the same radioactive substance is.

Half Life of a certain radioactive substance is 69.3 days. Its disintegration constant is:

The half-life period of a radioactive substance is 5 min . The amount of substance decayed in 20 min will be

When the quantity of a radioactive substance is increased two times, the number of atoms disintegrating per unit time is

The half life of radioactive element is 20 min . The time interval between the stages of its 33% and 67% decay is