Resistance Change | MCQs

    Q1: Temperature coefficient of resistance is defined as increase in resistance per ohm original resistance per ___?

    • A. Unit decrease in capacitance
    • B. Degree drop in temperature
    • C. Unit increase in electric current
    • D. Degree rise in temperature

    Q2: When length of copper wire is doubled then resistivity becomes ______?

    جب تانبے کے تار کی لمبائی دوگنی ہو جاتی ہے تو مزاحمت ______ ہو جاتی ہے؟
    • A. Half
    • B. Remains same
    • C. Four times
    • D. Double
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