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NTSE Sample Paper NTSE SAT Practice Test-18

  • question_answer
    If a power of 100 W is being supplied across a potential difference of 200V. current flowing is                                

    A) 0.5 A          

    B)        1A      

    C) 2 A                              

    D) 20 A     

    Correct Answer: A

    Solution :

    [a] P = VI \[\therefore \,\,\,\,\,\,\,\,\,\,\,\,\,\,I=\frac{P}{V}\]             \[=\frac{100}{200}\]             = 0.5A 


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