Question

Number of significant number will be in following numbers :
a)161 cm b)0.0161 c)1.61

Answer 1

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MARK AS BRAINLIEST ✌✌
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i guess the answer should be 3,3,3 respectively
because all non-zero digits are significant and the zeros at the beginning of a number are not significant. Therefore number 161 cm, 0.161 cm and 0.0161 cm have 3,3 and 3 significant figures respectively

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MARK AS BRAINLIEST ✌✌
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Answer 2

Basic rules for counting significant number is.

•Non-zero digits are always significant

•Any zeros between two significant digits are significant

•A final zero or trailing zeros in the decimal portion ONLY are significant

A) 3 significant numbers. (All non-sero digits are significant.)

B) 3 significant numbe(zeroes to the left of first decimal place is insignificant)

C) 3 significant number (non zero digits)