10th Class Mathematics Surface Areas and Volumes Question Bank Surface Areas and Volumes

  • question_answer ) Which of the following statement is INCORRECT?

    A)  If from a solid cubic block a hemi-sphere of maximum diameter is cut-off then surface area of the cubic block is decrease.

    B)  If two sphere are melted to form a cylinder then surface area of cylinder is the sum of surface area of two sphere.

    C)  if a wire is wound about a cylinder so as to cover the whole surface, then length of the wire is equal to the surface area of the cylinder.

    D)  All of these.

    Correct Answer: B

    Solution :

    Not Available

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