EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 33 - Nuclear Physics>Assam CEE 2016>Q 4

EASY

Assam CEE

IMPORTANT

Earn 100

Consider the nuclei of ${}^{27}{Al}$ and ${}^{64}{Cu}$ . Which of the following statements is correct?

100% studentsanswered this correctly

Important Questions on Nuclear Physics

HARD

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 33 - Nuclear Physics>Assam CEE 2016>Q 5

The half-life

T_{\frac{1}{2}}

of a radioactive substance is

5

hours. The time after which

6.25 %

of the substance is left without getting decayed is

MEDIUM

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 33 - Nuclear Physics>Assam CEE 2016>Q 6

The ratio of the binding energies of three nuclei is

1 : 4 : 9

. If the ratio of their nuclear radii is

1 : 2 : 3

, the nuclei in the decreasing order of the stability can be arranged as

MEDIUM

Assam CEE

IMPORTANT

EMBIBE CHAPTER WISE PREVIOUS YEAR PAPERS FOR PHYSICS>Chapter 33 - Nuclear Physics>Assam CEE 2016>Q 7

If

{}_{92}{U^{238}}

changes to

{}_{85}{At}^{210}

by a series of

α

- and

β

-decays, the number of

α

- and

β

-decays undergone, respectively, is