Question

Select correct option.
(1) Error in a measurement cannot be greater than
least count of the measuring instrument
(2) Numerical value of the physical quantity is
directly proportional to the unit of physical
quantity
(3) Numerical constant can be deduced by the
method of dimensions
(4) A number which is not a measured value has
infinite number of significant figures​

Answer 1

Answer:

Option 4- A number which is not a measured value has  infinite number of significant figures​

Explanation:

Exact numbers have an infinite number of significant digits but they are generally not reported. Defined numbers also have an infinite number of significant digits.

For example: If you count 2 pencils, then the number of pencils is 2.000...

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