In a semiconductor material. The hole concentration is found to be 2 x 2.5 x 1015 cm-3. If mobility of carriers is 0.13 m2/ v-s. Then find the current density if electric field intensity is 3.62 x 10-19

• A. 7.6237 x 10-4 A/cm2
• B. 7.6237 x 10-5 A/cm2
• C. 7.6237 x 10-3 A/cm2
• D. none of these