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saurabh Grade:
        

a distance of about 50 cm is measured using a metre stick having mm divisison.the %error is??how is %error calculated??

7 years ago

Answers : (1)

Ramesh V
70 Points
										

if the least count of scale is 1 mm


and let say the scale measured the distance as = 50.5cms


original distance is 50 cms


so % error is : (50.5 - 50) /50 =  + 1 %


if it measures say 49.5cms, then error is = (49.5 - 50)/50 = -1%


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Ramesh
IIT Kgp - 05 batch

7 years ago
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