JEE Main & Advanced Physics Mathematical Tools, Units & Dimensions Question Bank Self Evaluation Test - Physical World, Units and Measurements

  • question_answer
    A physical quantity x depends on quantities y and z as follows: \[x=Ay+B\text{ }tan\text{ }Cz\], where A, B and C are constants. Which of the following do not have the same dimensions :

    A)  x and B  

    B)  C and \[{{z}^{-1}}\]

    C)  y and B/A 

    D)  x and A

    Correct Answer: D

    Solution :

    [d] \[[x]=[A]\times [y]=[B]\Rightarrow [x]\ne [A]\]


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