Question

Number of significant figures in 6.62 x 10-34
A. Two B.Three
C.Four
D.One

Answer 1

Answer:

answer c is right one

in 6.62×10^-34

only6.62×10 count as significant 6.62×1 are significant

Answer 2

Answer:

The correct option is B. Total significant numbers in $6.62\times10^{-34}$ are 3.

Explanation:

Significant figures are significant or important digits in numbers that convey the meaning according to their accuracy.

$6.62\times10^{-34}$ is plank constant.

6, 6, and 2 are the only significant figure available in the given number.

Therefore, there is 3 significant figure available in a given number.

Therefore, the correct answer is B.