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

  • question_answer
    Two quantities A and B have same dimensions which mathematical operation given below is physically meaningful?

    A)  \[A/B\]

    B)  \[A+{{B}^{2}}\]

    C)  \[{{A}^{2}}-B\]

    D)  \[A={{B}^{2}}\]

    Correct Answer: A

    Solution :

    [a] \[[A]\ne [{{B}^{2}}]\] so, cannot be added or subtracted


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