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Electronic Devices question

2017 · 8 Apr · Shift 1 · Q53

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JEE Main
Physics
Electronic Devices
2017 · 8 Apr · Shift 1 · Q53

Electronic Devices question

2017 · 8 Apr · Shift 1 · Q53

JEE MainPhysicsElectronic DevicesMCQ+4 / −1

What is the conductivity of a semiconductor sale having electron concentration of

5 \times {10^{18}}\,\,{m^{ - 3}},

hole concentration of

5 \times {10^{19}}\,\,{m^{ - 3}},

electron mobility of 2.0 m2 V

-

1 s-1 and hole mobility of 0.01 m2 V

-

1 s

-

1 ? (Take charge of electronas 1.6

\times

10

-

19 c)

A
1.68 ( $\Omega$ -m) $-$ 1
B
1.83 ( $\Omega$ -m) $-$ 1
C
0.59 ( $\Omega$ -m) $-$ 1
D
1.20 ( $\Omega$ -m) $-$ 1

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