Science, asked by d4l1akshiBRmishithan, 1 year ago

A student writes the length of an object measured from a metre ruler as 4.20 cm. Is
he justified in writing this value? Explain

TNSCERT Class 9 General Science Ch 5 Measurement and Measuring Instruments

Answers

Answered by tony47

0

No, because the student has added an extra significant digit which is not present in the ruler. She should write it as 4.2

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