Railways General Science & Technology Current Electricity, Charging & Discharging Of Capacitors / वर्तमान बिजली, चार्ज और कैपेसिटर का निर Sample Paper Current Electricity Sample Test Paper-9

  • question_answer
    It is easier to start a car engine on a hot day than on a cold day. This is because the internal resistance of the car battery

    A)  Decreases with rise in temperature

    B)  Increases with rise in temperature

    C)  Decreases with a fall in temperature

    D)  Does not change with a change in temperature

    Correct Answer: A

    Solution :

    [a] \[Internal\,\,resis\tan ce\propto \frac{1}{Temperature}\]


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