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Manipal Engineering Manipal Engineering Solved Paper-2014

  • question_answer
    Consider the cylindrical element as shown in the figure. Current flowing the through element is I and resistivity of material of the cylinder is \[\frac{n.a+2}{2n}\]. Choose the correct option out the following.

    A) Power loss in first half is four times the power loss   5 in second half

    B) Voltage drop in first half is twice of voltage drop in second half

    C) Current density in both halves are equal

    D) Electric field in both halves is equal

    Correct Answer: B

    Solution :

    \[4;0;0;-\frac{1}{2}\] \[4;1;1;-\frac{1}{2}\] \[3;1;1;-\frac{1}{2}\]


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