If the density of gold nucleus is X, then the density of silver nucleus will be:

1.  2X

2. $\frac{X}{3}$

3.  4X

4.  X

Subtopic:  Nucleus |
81%
From NCERT
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The volume (V) of a nucleus is related to its mass (M) as:

1.  $V$ $\propto$ $M$

2.  $V$ $\propto$ $\frac{1}{M}$

3.  $V$ $\propto$ ${M}^{3}$

4.  $V$ $\propto$ $\frac{1}{{M}^{3}}$

Subtopic:  Nucleus |
77%
From NCERT
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Two nuclei have their mass numbers in the ratio of $$1:3.$$ The ratio of their nuclear densities would be:
1. $$1:3$$
2. $$3:1$$
3. $$(3)^{1/3}:1$$
4. $$1:1$$

Subtopic:  Nucleus |
78%
From NCERT
AIPMT - 2008
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The stable nucleus that has a radius half of the radius of $F{e}^{56}$ is:

1. $L{i}^{7}$

2. $N{a}^{21}$

3. ${S}^{16}$

4. $C{a}^{40}$

Subtopic:  Nucleus |
66%
From NCERT
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If the nuclear density of the material of atomic mass 27 is $$3\rho _{0},$$hen the nuclear density of the material of atomic mass 125 is:

1.  5${\rho }_{0}$

2.  3${\rho }_{0}$

3.  $\frac{5}{3}$${\rho }_{0}$

4.  ${\rho }_{0}$

Subtopic:  Nucleus |
69%
From NCERT
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The energy equivalent of one atomic mass unit is:

1. $1.6×{10}^{-19}$ $J$

2. $6.02×{10}^{23}$ $J$

3. 931 MeV

4. 9.31 MeV

Subtopic:  Mass-Energy Equivalent |
82%
From NCERT
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A nuclear reaction along with the masses of the particle taking part in it is as follows;

The energy Q liberated in the reaction is:

1. 1.234 MeV

2. 0.931 MeV

3. 0.465 MeV

4. 1.862 MeV

Subtopic:  Mass-Energy Equivalent |
75%
From NCERT
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Determine the energy released in the process:

${}_{1}H_{2}+{}_{1}H_{2}\to {}_{2}H{e}^{4}+Q$

Given: M $\left({}_{1}H_{2}\right)$= 2.01471 amu

M$\left({}_{2}H{e}^{4}\right)$= 4.00388 amu

1. 3.79 MeV
2.13.79 MeV
3. 0.79 MeV
4. 23.79 MeV

Subtopic:  Mass-Energy Equivalent |
70%
From NCERT
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If an electron and a positron annihilate, then the energy released is:

1. $3.2×{10}^{-13}$ $\mathrm{J}$

2. $1.6×{10}^{-13}$ $\mathrm{J}$

3. $4.8×{10}^{-13}$ $\mathrm{J}$

4. $6.4×{10}^{-13}$ $\mathrm{J}$

Subtopic:  Mass-Energy Equivalent |
63%
From NCERT
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The energy required in $$\mathrm{MeV} / \mathrm{c}^2$$ to separate $${ }_8^{16} \mathrm{O}$$ into its constituents is:
(Given mass defect for $${ }_8^{16} \mathrm{O}=0.13691 \mathrm{u}$$)
1. $$127.5$$
2. $$120.0$$
3. $$222.0$$
4. $$119.0$$

Subtopic:  Mass-Energy Equivalent |
68%
From NCERT
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