NEET Physics Mathematical Tools, Units & Dimensions NEET PYQ-Mathematical Tools, Units and Dimensions

  • question_answer
    Taking into account of the significant figures, what is the value of 9.99 m – 0.0099 m? [NEET 2020]

    A) 9.98 m

    B) 9.980 m

    C) 9.9 m

    D) 9.9801 m

    Correct Answer: A

    Solution :

    [a] \[\begin{align}   & \,\,\,\,\,9.99 \\  & -\,\,0.0099 \\  & \_\_\_\_\_\_\_\_\_\_\_ \\  & \,\,\,\,9.9801\,\,m \\ \end{align}\]
    In subtraction, answer should be reported to least number of decimal places, so answer should be 9.98 m.


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