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Tardigrade
Question
Physics
The radius of nucleus of silver (atomic number =47 ) is 3.4 × 10-14 m . The electric potential on the surface of nucleus is (e=1.6 × 10-19 C )
Q. The radius of nucleus of silver (atomic number
=
47
) is
3.4
×
1
0
−
14
m
.
The electric potential on the surface of nucleus is
(
e
=
1.6
×
1
0
−
19
C
)
2721
178
Electrostatic Potential and Capacitance
Report Error
A
1.99
×
1
0
6
volt
28%
B
2.9
×
1
0
6
volt
22%
C
4.99
×
1
0
6
volt
37%
D
0.99
×
1
0
6
volt
14%
Solution:
V
=
4
π
ε
0
1
⋅
r
(
Z
e
)
=
9
×
1
0
9
×
3.4
×
1
0
−
14
47
×
1.6
×
1
0
−
19
=
1.99
×
1
0
6
V