engineering recuitment GATE ECE 2023-24 Test Series Electronic Devices Semiconductors

What is the total number of current carriers in an intrinsic semiconductor if the number of conduction electrons is 7 x 1019 m3 and the semiconductor size is 1 cm × 1 cm × 1 mm?

1
12×1019
2
14×106
3
14×1012
4
12×106
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