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NEET Sample Paper NEET Sample Test Paper-46

  • question_answer
    On passing 3 amp. of electricity for 50 minutes, 1.8 g of metal deposits. The equivalent mass of metal is -

    A) 10.5

    B)                    25.8

    C)                    19.3     

    D)                    30.7

    Correct Answer: C

    Solution :

    \[W\,\,=\,2\,\,lit.\,\,=\,\frac{E}{F}\,\,lit.\] \[1.8=\frac{E}{96500}\times 3\times \left( 50\times 60 \right)\,\,\Rightarrow \,\,E=19.3.\]


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