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Byju's Answer
Standard X
Physics
Uses of Radioactivity
What are the ...
Question
What are the different isotopes formed when protons combine to form a
2
H
e
4
nucleus ?
A
1
H
1
,
2
H
e
3
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B
2
H
e
3
,
2
H
e
3
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C
1
H
1
,
1
H
e
1
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D
2
H
3
,
1
H
2
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Solution
The correct option is
A
1
H
1
,
2
H
e
3
1
1
H
and
3
2
H
e
combine to form
2
H
e
4
nucleus.
3
2
H
e
+
1
1
H
→
2
H
e
4
+
E
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0
Similar questions
Q.
Assertion :In radioactive disintegrations,
2
H
e
4
nuclei can come out of the nucleus but lighter
2
H
e
3
can't. Reason: Binding energy of
2
H
e
3
is more than that of
2
H
e
4
.
Q.
In the nuclear reaction
1
H
2
+
1
H
2
+
→
2
H
e
3
+
0
n
1
,
Mass of deuterium atom
=
2.014741
a
m
u
,
Mass of
2
H
e
3
atom
=
3.016977
a
m
u
,
and Mass of neutron
=
1.008987
a
m
u
.
The Q-value of the reaction will be
Q.
In the nuclear reaction
H
2
+
H
2
→
H
e
3
+
X
,
X
stands for:
Q.
Determine the energy released during the fusion of
1
H
1
to form a
2
H
e
4
nucleus, if the total mass of the products is
4.001506
u
, mass of proton is
1.0078
u
and mass of neutron is
1.00878
u
.
Q.
For non-negative real numbers
h
1
,
h
2
,
h
3
,
k
1
,
k
2
,
k
3
,
if the algebraic sum of the perpendiculars drawn from the points
(
2
,
k
1
)
,
(
3
,
k
2
)
,
(
7
,
k
3
)
,
(
h
1
,
4
)
,
(
h
2
,
5
)
,
(
h
3
,
−
3
)
on a variable line passing through
(
2
,
1
)
is zero, then
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