Practice Book for KVPY Aptitude Test - Stream SA Physics>Chapter 17 - Nuclear Physics>Exercise 2>Q 10

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KVPY Aptitude Test - Stream SA

IMPORTANT

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Consider the following statements
$(i)$ All isotopes of an element have the same number of neutrons
$(ii)$ Only one isotope of an element can be stable and non-radioactive
$(iii)$ All elements have isotopes
$(iv)$ All isotopes of Carbon can form chemical compounds with Oxygen- $16$

The correct option regarding an isotope is

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Important Questions on Nuclear Physics

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KVPY Aptitude Test - Stream SA

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Practice Book for KVPY Aptitude Test - Stream SA Physics>Chapter 17 - Nuclear Physics>Exercise 2>Q 11

The beta particles of a radioactive metal originate from

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KVPY Aptitude Test - Stream SA

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Practice Book for KVPY Aptitude Test - Stream SA Physics>Chapter 17 - Nuclear Physics>Exercise 2>Q 12

The radius of a nucleus is given by

r_{0} A^{\frac{1}{3}}

where

r_{0} = 1.3 \times 10^{- 15} m

and

A

is the mass number of the nucleus. The Lead nucleus has

A = 206 .

The electrostatic force between two protons in this nucleus is approximately.

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KVPY Aptitude Test - Stream SA

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Practice Book for KVPY Aptitude Test - Stream SA Physics>Chapter 17 - Nuclear Physics>Exercise 2>Q 13

Consider the following statements ( $X$ and $Y$ stand for two different elements)
I. ${}_{32} X^{65}$ and ${}_{33}Y^{65}$ are isotopes.
II. ${}_{42}X^{96}$ and ${}_{42}Y^{25}$ are isotopes.
III. ${}_{85}X^{174}$ and ${}_{88}Y^{177}$ have the same number of neutrons.
IV. ${}_{92}X^{235}$ and ${}_{94}Y^{235}$ are isobars.

The correct statements are

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