The number of significant figures in a number is crucial for precision in measurements. In the case of the measurement 1050l (assuming the ‘l’ is a typographical error for a number), we analyze each part of the number to determine the significant figures.
For the number 1050, it appears initially that we have four digits. However, the significance of zeros can change based on their position:
- The digit 1 is significant.
- The digit 0 following the 1 is significant.
- The second 0 is significant as well because it follows a non-zero digit in a whole number.
- The absence of a decimal point indicates that the final zero might not be counted as significant. Thus, if it’s not indicated that the zero is necessary for precision, it is generally considered not significant.
Therefore, 1050 can be interpreted as having 3 significant figures under standard rules: 1, 0, and 5.
To summarize:
- 1 is significant.
- 0 is significant.
- 5 is significant.
- The last 0 is not counted as significant unless specified otherwise (e.g., in scientific notation or with a decimal point).
Hence, the measurement 1050 has 3 significant figures.
Finally, if you were to express this value in a way that clarifies the number of significant figures, such as 1.05 x 103, it would clearly indicate that there are three significant figures.