Time
Time, abbreviated as t, is a measurement to define a continuous series of events.
time formula
\(\large{ t = \frac{ v_f \;+\; v_i }{ a } }\) |
\(\large{ t = \frac{ d }{ s } }\) |
\(\large{ t = \frac{ d }{ v } }\) |
Where:
Units | English | Metric |
\(\large{ t }\) = time | \(\large{sec}\) | \(\large{s}\) |
\(\large{ a }\) = acceleration | \(\large{\frac{ft}{sec^2}}\) | \(\large{\frac{m}{s^2}}\) |
\(\large{ d }\) = displacement | \(\large{ft}\) | \(\large{m}\) |
\(\large{ s }\) = speed | \(\large{\frac{ft}{sec}}\) | \(\large{\frac{m}{s}}\) |
\(\large{ v }\) = velocity | \(\large{\frac{ft}{sec}}\) | \(\large{\frac{m}{s}}\) |
\(\large{ v_f }\) = final velocity | \(\large{\frac{ft}{sec}}\) | \(\large{\frac{m}{s}}\) |
\(\large{ v_i }\) = initial velocity | \(\large{\frac{ft}{sec}}\) | \(\large{\frac{m}{s}}\) |
Related Time formulas
\(\large{ t = - \frac{\phi}{\omega} }\) | (Amplitude) |
\(\large{ t = \frac{ Fo \; l_{c}{^2} }{ \alpha } }\) | (Fourier number) |
\(\large{ t = \frac { 2 \; \pi \; r } { v_c } }\) | (Circular Velocity) |
\(\large{ t = \frac{F \; d}{P_d} }\) | (Displacement Power) |
\(\large{ t = \frac { 1 } { f } }\) | (Frequency) |
\(\large{ t = \sqrt { \frac {4\; \pi^2 \;r_s^3} {G\;m} } }\) | (Kepler's Third law) |
\(\large{ t = \frac{d_l}{a_s} }\) | (Lightening Strike Distance) |
\(\large{ t = \frac{W}{P} }\) | (Power) |
Where:
\(\large{ t }\) = time
\(\large{ a }\) = acceleration
\(\large{ \omega }\) (Greek symbol omega) = angular frequency
\(\large{ l_c }\) = characteristic length
\(\large{ v_c }\) = circular velocity
\(\large{ d }\) = displacement
\(\large{ P_d }\) = displacement power
\(\large{ F }\) = force
\(\large{ Fo }\) = Fourier number
\(\large{ f }\) = frequency
\(\large{ d_l }\) = lightening strike distance
\(\large{ m }\) = mass (planet)
\(\large{ \phi }\) (Greek symbol phi) = phase shift
\(\large{ \pi }\) = Pi
\(\large{ P }\) = power
\(\large{ r }\) = radius
\(\large{ r_s }\) = radius (satellite mean orbital)
\(\large{ a_s }\) = speed of sound
\(\large{ \alpha }\) (Greel symbol alpha) = thermal diffusivity
\(\large{ G }\) = universal gravitational constant
\(\large{ W }\) = work
Time Conversion Table
Time Conversion Conversion Table | ||
---|---|---|
Multiply | By | To get |
time (seconds) | 0,000 000 000 000 000 000 000 001 | yoctosecond (ys) |
0,000 000 000 000 000 000 001 | zeptosecond (zs) | |
0,000 000 000 000 000 001 | attosecond (as) | |
0,000 000 000 000 001 | femtosecond (fs) | |
0,000 000 000 001 (trillionth) | picosecond (ps) | |
0,000 000 001 (billionth) | nanosecond (ns) | |
0,000 001 (millionth) | microsecond (us) | |
0,001 (thousandth) | millisecond (ms) | |
0.01 (hundredth) | centisecond (cs) | |
1 | second (s) | |
time (year) | 60 seconds | 1 minute (mean solar) |
59.83617 seconds | 1 minute (sidereal) | |
60 minutes | 1 hour | |
24 hours | 1 day | |
3,600 seconds | 1 hour | |
86,400 seconds | 1 day (mean solar) | |
86,164.09 seconds | 1 day (sidereal) | |
7 days | 1 week | |
168 hours | 1 week | |
14 days | 1 fortnight | |
28, 29, 30 or 31 days | 1 month | |
365 days | 1 year | |
366 days | 1 leap year | |
12 months | 1 year | |
31,536,000 seconds | 1 year (calendar) | |
31,558,150 seconds | 1 year (sidereal) | |
31,556,930 seconds | 1 year (tropical) | |
9,460,550,000,000,000 meters | 1 light year | |
299,792,458 meters per sec (m/s) | speed of light | |
parsec | approx. 3.25 light years | |
time (years) | biennial | 2 |
triennial | 3 | |
quadrennial | 4 | |
quinquennial | 5 | |
hexennial | 6 | |
septennial | 7 | |
octennial | 8 | |
novennial | 9 | |
decennial | 10 | |
hendecennial | 11 | |
duodecennial | 12 | |
tredecennial | 13 | |
quindecennial | 15 | |
sextodecennial | 16 | |
septendecennial | 17 | |
vigintennial | 20 | |
trigentennial | 30 | |
quadragennial | 40 | |
quinquagenary | 50 | |
sexagennial | 60 | |
septuagennial | 70 | |
octogintennial | 80 | |
nonagintennial | 90 | |
centennial | 100 | |
sesquicentennial | 150 | |
bicentennial | 200 | |
tercentennial | 300 | |
quatercentenary | 400 | |
quincentennial | 500 | |
sexcentennial | 600 | |
septcentennial | 700 | |
octocentennial | 800 | |
nanacentennial | 900 | |
millenial | 1,000 |