Question

how many significant figures are there in 2000​

Answer 1

one significant digit

The number 2000 has one significant digit, but the number 2.00 × 10³, which expresses the same quantity, has three significant digits. (In some books, they will write “2000.” with a decimal point to show that the trailing zeroes are significant.)

Answer 2

The number of significant figure in $2000$ is one.

Explanation:

• Significant figures are the number of figures that are meaningful and are known with certainity.
• The given digit is two thousand.
• The zeros present on the right side of a number are significant only if they are also at the right side of the decimal point.

• In all the other cases,the zeros if present are considered as insignificant.
• The number of significant figures in $100$ will be one ,but in case of $100.00$, the number of significant figures will be six.
• Same is the case here and the number of significant figures will be one.