CEE Kerala Engineering CEE Kerala Engineering Solved Paper-2005

  • question_answer
    A 10 0 electric heater operates on a 110 V line. The rate at which heat is developed in watts is:

    A)  1310 W               

    B)         670 W

    C)  810 W                  

    D)         1210 W

    E)  1100 W

    Correct Answer: D

    Solution :

    The rate at which heat is developed \[H=\frac{{{V}^{2}}}{R}\] \[=\frac{{{(10)}^{2}}}{10}\] \[=1210W\]


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