Question

32. Number of significant figures in 0.0006702 is
(a) 4
(b) 8
(c) 2
(d) 7

33. The number of significant figures in 0.003125 is
(a) 4
(b) 5
(c) 6
(d) 7
​

Answer 1

Answer:

32) (a) 4.

33) (a) 4.

Reason - Zero preceding to all non- zero digit are not significant.

❤Hope it will help you.❤

Answer 2

1) Option a - 4

2) Option a - 4

Step-by-step explanation:

Significant Figure Rules  :

1) Non-zero digits are always significant.

2) All zeros between other significant digits are significant.

3) The number of significant figures is determined by starting with the leftmost non-zero digit.

4) The rightmost digit of a decimal number is the least significant digit or least significant figure.

Applying the rules,

1) Number of significant figures in 0.0006702 is

The significant numbers are 6,7,0,2 - 4

Option 'a' is correct.

2) Number of significant figures in 0.003125 is

The significant numbers are 3,1,2,5 - 4

Option 'a' is correct.

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