Atoms and Nuclei (AIIMS Physics): Questions 1 - 4 of 32

Get 1 year subscription: Access detailed explanations (illustrated with images and videos) to 500 questions. Access all new questions we will add tracking exam-pattern and syllabus changes. View Sample Explanation or View Features.

Rs. 350.00 or

Question number: 1

» Atoms and Nuclei » Nuclear Fission and Fusion

Appeared in Year: 2006

MCQ▾

Question

The operation of a nuclear reactor is said to be critical, if the multiplication factor (k) has a value –

Choices

Choice (4) Response

a.

2.1

b.

1.5

c.

2.5

d.

1

Question number: 2

» Atoms and Nuclei » Binding Energy Per Nucleon

Appeared in Year: 2004

MCQ▾

Question

The dependence of binding energy per nucleon (BN) on the mass number (A), is represented by

Choices

Choice (4) Response

a.

Graph of Binding energy v/s mass number: Choice - A

Graph of Binding Energy v/s Mass Number: Choice - a

In figure graph represent the dependence of binding energy per nucleon on the mass number.

b.

Graph of Binding energy v/s mass number: Choice - B

Graph of Binding Energy v/s Mass Number: Choice - B

In figure graph represent the dependence of binding energy per nucleon on the mass number.

c.

Graph of Binding energy v/s mass number: Choice - C

Graph of Binding Energy v/s Mass Number: Choice - C

In figure graph represent the dependence of binding energy per nucleon on the mass number.

d.

Graph of Binding energy v/s mass number: Choice - D

Graph of Binding Energy v/s Mass Number: Choice - D

In figure graph represent the dependence of binding energy per nucleon on the mass number.

Question number: 3

» Atoms and Nuclei » Nuclear Fission and Fusion

Appeared in Year: 2003

MCQ▾

Question

Nuclear fusion is possible –

Choices

Choice (4) Response

a.

only between light nuclei.

b.

only between nuclei which are stable against β -decay.

c.

between both light and heavy nuclei.

d.

only between heavy nuclei.

Question number: 4

» Atoms and Nuclei » Half Life and Mean Life

Appeared in Year: 2006

MCQ▾

Question

The fossil bone has a 14C:12C ratio, which is (116) of that in a living animal bone. If the half-life of 14C is 5730 years, then the age of the fossil bone is –

Choices

Choice (4) Response

a.

22920 years

b.

11460 years

c.

45840 years

d.

17190 years

Sign In