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Does magnitude of a quantity change with...

Does magnitude of a quantity change with change in the system of units ?

Text Solution

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No, magnitude of a quantity does not chage.
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Statement-1: The numerical value (n)of a physical quantity is inversely proportional to size of unit (u) being used to measure it. Statement-2:The magnitude of physical quantity does not change by changing the units.

Statement-I: The product of the numerical value and unit of physical quantity remains same in every system of unit. Statement-II: magnitude of a physical quantity remains same in every system of units.

The physical quantity having the same unit in all the systems of unit is ________ .

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Knowledge Check

  • Statement-1: The numerical value (n)of a physical quantity is inversely proportional to size of unit (u) being used to measure it. Statement-2:The magnitude of physical quantity does not change by changing the units.

    A
    Statement-1 is true, statement-2 is true and statement-2 is correct explanation for statement-1.
    B
    Statement-1 is true, statement-2 is true and statement -2 is NQT the correct explanation for statement-1.
    C
    Statement-1 is true, statement -2 is false.
    D
    Statement-1 is false, statement -2 is true.

  • Statement-I: The product of the numerical value and unit of physical quantity remains same in every system of unit. Statement-II: magnitude of a physical quantity remains same in every system of units.

    A
    Statement-1 is true and statement -2 is true
    B
    Statement -1 is true and statement-2 is false
    C
    Statement-1 is false and statement -2 is true
    D
    Statement-1 is false and statement -2 is false

  • The physical quantity having the same unit in all the systems of unit is ________ .

    A
    length
    B
    time
    C
    mass
    D
    foot