Question

A stop watch has 10 divisions graduated between the 0 and 5 s marks. What is its least count ?​

Answer 1

Answer:

0.5 Sec would be the least count.

Explanation:

Given that,

Range of stopwatch = 5 s

Total division of stopwatch = 10

As we know that,

The least count is described as the smallest value of measurement that can be measured by using an instrument.

Least count of stopwatch = Range of instrument / Total divisions

L.C= 5/10=0.5s

Learn more: the range of the instrument