What decimal of an hour is a second?
সমাধান
সঠিক উত্তর: Option D
1 hour =60 minute
and 1 minute = 60 seconds
So, 1 hr =60 x 60 sec =3600 sec
1 sec = 1/3600 =0.000277777...=0.00027
and 1 minute = 60 seconds
So, 1 hr =60 x 60 sec =3600 sec
1 sec = 1/3600 =0.000277777...=0.00027
