Question

A stopwatch has 10 division graduated between 0 and 5 second mark what is its least count​

Answer 1

Answer:

Least count of any instrument is the smallest value of measurement that can be measured using this instrument.

Least count of stopwatch = 5 -  0     =  0.5 seconds

                                                10

Explanation:

Answer 2

Least count of stopwatch = 0.5 seconds

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