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Mechanical Engineers Outlook

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a.u. of time
Symbol:  a.u. 
Category:  Time 
SI Equivalent:  2.41888×10-17 s
Dimension
System:  a.u. 
 
Notes
1 a.u. of time = h/2pEh
where h is the Planck constant (6.626069×10-34 J-s) and Eh = 1 hartree (4.3597482×10-18J).
Convert     a.u.  
1 a.u. =
Permeability coefficient
  Symbol Unit Name
2.41888×10-17  kg-m/N-s  kilogram meter per newton per second 
1.6645×10-5  perm-inch (0 °C)  perm-inch (0°C) 
1.65758×10-5  perm-inch (23 °C)  perm-inch (23°C) 
1.6645×10-2  perm-mil (0 °C)  perm-mil (0°C) 
1.65758×10-2  perm-mil (23 °C)  perm-mil (23°C) 
Time
  Symbol Unit Name
2.79963×10-17    blink 
2.79963×10-22  d  day 
2.8073×10-22  d (sider.)  day (sidereal) 
1.99974×10-23    fortnight 
6.71912×10-21  h  hour 
2.57339×106    Jordan's elementary time 
2.41888×10-11  ms  microsecond 
2.41888×10-14  ms  millisecond 
4.03147×10-19  min, mn  minute 
9.33212×10-24    month (30 days) 
1.02469×10-23    month (sidereal) 
9.20428×10-24    month (solar mean) 
9.48046×10-24    month (synodic), lunar month 
2.41888×10-8  ns  nanosecond 
2.41888×10-17  s  second 
2.41888×10-9    shake 
3.99948×10-23  w  week 
7.25665×10-8    wink 
7.66492×10-25  aastr.  year (astronomical), Bessel year 
7.67023×10-25  a, y  year (calendar) 
7.66485×10-25    year (sidereal) 
7.66498×10-25  a, y  year (solar mean) 
7.66514×10-25  atrop.  year (tropical) 
Glossary
Mechanical Engineers Outlook

Guide for those interested in becoming a mechanical engineer. Includes qualifications, pay, and job duties.

Salary Expectation

8 things to know about the interview question "What's your salary expectation"?

Selecting the Right 3D Printer

Discover how to choose the right 3D printer for your needs and the key performance attributes to consider.

STEM Career Outlook

Wages, employment opportunities, and growth projections for STEM jobs.