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KEAM 2011 Physics and Chemistry Paper
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© examsnet.com
Question : 24
Total: 120
In the circuit given the current through the zener diode is
10 mA
6.67 mA
5 mA
3.33 mA
0 mA
Validate
Solution:
Given circuit
V
r
2
=
10
V
I
r
2
=
6.67
m
A
I
r
1
=
5
500
=
10
m
A
∴
I
z
=
10
−
6.67
∴
I
z
=
10
−
6.67
=
3.37
m
A
© examsnet.com
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