Question

How many nanoseconds (1 nanosecond = `10^-9`) does it take a computer signal to travel 60 cm at a rate of `2.4 * 10^10` cm/s?

Answer 1

`2.5"ns"`

Explanation:

The time taken = distance/speed so:

`t=(60)/(2.4xx10^(10))=25xx10^(-10)"s"`

`:.t=2.5xx10^(-9)"s"`

`:.t=2.5"ns"`