Question

out of the two measurement 50.14cm and 0.00025ampere. which one has greater accuracy​

Answer 1

Significant figures are the number of digits in a value, often a measurement, that contribute to the degree of accuracy of the value. We start counting significant figures at the first non-zero digit.

Since for 50.14cm

Now, the significant number=4

and for 0.00025

Significant number =2

Both are correct