Question

Convert 0.0042 ns --> Gs

Answer 1

0.0042

to convert this to standard form

there are 4 figures after the decimal points

this indicate ten of thoudsandth which is 1/10000

the actual figure after the zeros is 42

therefore, 42 x 10^-4

4.2 x 10^1 x 10^-4

4.2 x 10^1-4

4.2 x 10^-3

The answer is 4.2 x 10^-3