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Subjects
Science State Board
Class 7
Electricity
Electric current, potential and sources of electric current
3.
Units and formulae
Exercise condition:
3
m.
Drag the right answer
:
Answer variants:
V
=
R
×
I
Ampere
/
metre
Ampere
(
A
)
ohm
metre
(
Ω
m
)
1
.
The unit of electrical resistivity is
.
2
.
The formula to find potential difference is
.
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