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Tardigrade
Question
Physics
When the switch S, in the circuit shown, is closed, then the value of current i will be :
Q. When the switch
S
, in the circuit shown, is closed, then the value of current
i
will be :
3164
139
JEE Main
JEE Main 2019
Current Electricity
Report Error
A
3 A
11%
B
5 A
64%
C
4 A
16%
D
2 A
9%
Solution:
Let voltage at
C
=
xv
KCL :
i
1
+
i
2
=
i
2
20
−
x
+
4
10
−
x
=
2
x
−
0
⇒
x
=
10
and
i
=
5
am
p
.