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1-ampere : electric current.
2-angstrm : unit of length for the measurement of wavelength.
3-bar : unit of atmosphereic pressure.
4-bel : unit of intensity of sound.
5-calorie : measurment of quantity of heat.
6-candle power : illuminating power of a source of light.
7-centigrade : unit of temperature.
8-centimeter : unit of length.
9-coulomb : electric charge.
10-decibel : intensity.
11-dioptre : power of lense.
12-dyne ; unit of force.
13-electron volt : unit of energy.
14-erg : unit of work.
15-farad : electric capacity.
16-farady : electric charge.
17-gauss : megnetic induction.
18-gram : unit of mass.
19-gram wt : gravitational unit.
20-henry : unit of induction.
21-horse power : unit of power.
22-joule : practical unit of work.
23-kg : unit of mass.
24-kilowatt : unit of electrical power.
25-knot : unit of speed.
26-killowatt-hour : practical unit of electrical power.
27-lambert : unit of brightness.
28-light year : unit of distance for measuring astronomical distance.
29-litre : unit of volume capacity.
30-lumen : luminous flux.
31-lux : unit of intensity of lumination.
32-maxwell : megnetic flux.
33-meter : unit of distance.
34-micro farad : one millionth of a farad.
35-millimicron : unit of length used in spectroscopy.
36-newton : unit of work
37-oersted : unit of megnetic intensity.
38-ohm : unit of electrical resistance.
39-poise : unit of viscosity.
40-second : unit of time.
41-volt : practical unit of electric potential differenec.
42-watt : unit of power.
43-weber : unit of magnetic pole strength.
44-x.u : unit of length expressing x-ray wave length.
45-gy-gray : obsorbed radiation dose.
46-mole : amount of substance.
47-siemens : electric conductance.
48-hertz : frequecy.
49-radian : plane angle.
50-tesla : magnetic flux density.
51-pascal : pressure.
52-sievert : radiation dose equilent.
53-steradian : solid angle.
54-bacquerel : activity of radionucloids
55-rutherford : rate of decay of radioactive material.