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Byju's Answer
Standard IX
Physics
Resistance
Two resistanc...
Question
Two resistances
R
1
=
(
100
+
3
−
)
ohms and
R
2
=
(
200
+
4
−
)
ohms are connected in series. What is their equivalent resistance?
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Solution
The equivalent resistance
(
R
e
q
)
of two resistances
R
1
and
R
2
connected in seriesis:
R
e
q
=
R
1
+
R
2
R
e
q
=
(
100
+
−
3
)
+
(
200
+
−
4
)
R
e
q
=
300
+
−
7
o
h
m
s
Therefore, their equivalent resistance is
300
+
−
7
ohms
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