Science, asked by sterferking, 5 hours ago

A metre rule is used to measure the length of a piece of string in a certain
experiment. It is found to be 20 cm long to the nearest millimeter. How should this
result be recorded in a table of results?

a) 0.2m
b) 0.200m
c) 0.20m
d) 0.2000m

Answers

Answered by rebey17

17

Answer:

0.200m

Explanation:

least count=1 mm =0.001m

so 20/100=0.2m

there is 3 digits after decimal so answer= 0.200m

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