The number of significant figures in the distance of one light year , 9.4605 × 10 15 m is
Five
Three
Thirty
Four
As the power of 10 is irrelevant in the determination of significant figures hence, the numbers of significant figures are 5.
The numbers of significant figures in 1.84 x10-27 kg are:
The numbers of significant figures in 9.1 x10-31 kg are: