Units of fundamental Quantities

Units of fundamental Quantities

1. The units of length, mass, and time are Fundamental units.

2. SI unit of work is Joule.

3. 1 Joule is equal to 107 erg.

4. Unit of force is Newton.

5. Unit of surface tension is Newton meter.

6. SI unit of pressure is N/m2.

7. 1 Newton is equal to 105Dyne.

8. Unit of Power : Dyne × cm/sec.

9. SI unit of Density is Kg/m3.

10. Diopter is the SI unit of Power of a lens.

11. SI unit of frequency is Hertz.

12. The SI unit of acceleration is m/sec2.

13. Gauss is the CGS unit of intensity of magnetic field.

14. 4.546 liters are equal to one gallon.

15. Unit of speed in sea water is not/hrs.

16. Jet engines are external combustion engine.

17. Distance is a Scalar quantity.

18. Acceleration is a vector quantity.

19. Electrical potential is scalar quantity.