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CMC Medical CMC-Medical VELLORE Solved Paper-2014

  • question_answer
    Two similar . heater coils separately take 10 min to boil a certain amount of water. If both coils are connected in series, time taken to boil the same amount of the water will be

    A)  15 min                 

    B)  20 min 

    C)  7.5 min                               

    D)  25 min

    Correct Answer: B

    Solution :

                    When heater are connected in series, the time taken to boil same amount of water will be =\[{{t}_{1}}+{{t}_{2}}\]= 10 + 10 = 20 min


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