How many sec is 40 ms?
40 ms = 0.04 sec
Rounding 0.04 sec to 0 sec is off by 100%. At this value the decimals are worth keeping.
And how many ms is 40 sec?
40 sec = 40,000 ms
Formula: sec = ms × 0.001
ms to sec around this value
22 ms0.022sec
24 ms0.024sec
26 ms0.026sec
28 ms0.028sec
30 ms0.03sec
32 ms0.032sec
34 ms0.034sec
36 ms0.036sec
38 ms0.038sec
40 ms0.04sec
42 ms0.042sec
44 ms0.044sec
46 ms0.046sec
48 ms0.048sec
50 ms0.05sec
52 ms0.052sec
54 ms0.054sec
56 ms0.056sec
58 ms0.058sec
60 ms0.06sec