Join PAF MCQS Test Past Papers Physics download pdf

Join PAF MCQS Test Past Papers Physics download pdf online practice tests 1.Diamond is an electrical. A. Conductor B. Semiconductor C. Superconductor D. Insulator ANSWER: D 2.Both electrons and holes serve as charge carriers when the silicon is put under a. A. Pressure B. Temperature C. Conductor D. Potential difference ANSWER: D 3.A semiconductor is […]

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