Microjoules to Megaelectronvolts Conversion Calculator

1 microjoule = 6241506.4799632 megaelectronvolts

From to

Input

Results

Input	Output	Table Chart
1 ft-lb	12 in-lb	foot pounds to inch pounds table
1 in-lb	0.113 Nm	inch pounds to newton meters table
1 Nm	0.7376 ft-lb	newton meters to foot pounds table
1 in-lb	0.0833 ft-lb	inch pounds to foot pounds table
1 ft-lb	1.3558179 Nm	foot pounds to newton meters table
1 l-atm	101.325 J	liter atmospheres to joules table
1 in-lb	15.999999461875 in-oz	inch pounds to inch ounces table
1 Nm	8.850746106833 in-lb	newton meters to inch pounds table
1 Nm	3.72506E-7 hph	newton meters to horsepower hours table
1 J	1 Nm	joules to newton meters table

Sample Energy Conversion

10 foot pound to inch pounds, the result is 120 inch pounds
10 inch pound to newton meters, the result is 1.12984825 newton meters
10 newton meter to foot pounds, the result is 7.375621755694 foot pounds
10 inch pound to foot pounds, the result is 0.8333 foot pounds
10 foot pound to newton meters, the result is 13.558179 newton meters
10 liter atmosphere to joules, the result is 1013.25 joules
10 inch pound to inch ounces, the result is 159.99999461875 inch ounces
10 newton meter to inch pounds, the result is 88.507461068334 inch pounds
10 newton meter to horsepower hours, the result is 3.725061E-6 horsepower hours
10 joule to newton meters, the result is 10 newton meters

Table Conversion

With the following tool, you can generate and print the microjoules to megaelectronvolts reference table based on your own needs. You can find a dynamic tool at microjoules to megaelectronvolts table chart (µJ to MeV) or megaelectronvolts to microjoules table chart (MeV to µJ).

Microjoules to Megaelectronvolts
Megaelectronvolts to Microjoules

µJ	MeV
1	= 6241506.4799632
2	= 12483012.959926
3	= 18724519.43989
4	= 24966025.919853
5	= 31207532.399816
6	= 37449038.879779
7	= 43690545.359743
8	= 49932051.839706
9	= 56173558.319669
10	= 62415064.799632
11	= 68656571.279596
12	= 74898077.759559
13	= 81139584.239522
14	= 87381090.719485
15	= 93622597.199449
16	= 99864103.679412
17	= 106105610.15937
18	= 112347116.63934
19	= 118588623.1193
20	= 124830129.59926
21	= 131071636.07923
22	= 137313142.55919
23	= 143554649.03915
24	= 149796155.51912
25	= 156037661.99908

µJ	MeV
26	= 162279168.47904
27	= 168520674.95901
28	= 174762181.43897
29	= 181003687.91893
30	= 187245194.3989
31	= 193486700.87886
32	= 199728207.35882
33	= 205969713.83879
34	= 212211220.31875
35	= 218452726.79871
36	= 224694233.27868
37	= 230935739.75864
38	= 237177246.2386
39	= 243418752.71857
40	= 249660259.19853
41	= 255901765.67849
42	= 262143272.15846
43	= 268384778.63842
44	= 274626285.11838
45	= 280867791.59835
46	= 287109298.07831
47	= 293350804.55827
48	= 299592311.03824
49	= 305833817.5182
50	= 312075323.99816

µJ	MeV
51	= 318316830.47812
52	= 324558336.95809
53	= 330799843.43805
54	= 337041349.91801
55	= 343282856.39798
56	= 349524362.87794
57	= 355765869.3579
58	= 362007375.83787
59	= 368248882.31783
60	= 374490388.79779
61	= 380731895.27776
62	= 386973401.75772
63	= 393214908.23768
64	= 399456414.71765
65	= 405697921.19761
66	= 411939427.67757
67	= 418180934.15754
68	= 424422440.6375
69	= 430663947.11746
70	= 436905453.59743
71	= 443146960.07739
72	= 449388466.55735
73	= 455629973.03732
74	= 461871479.51728
75	= 468112985.99724

µJ	MeV
76	= 474354492.47721
77	= 480595998.95717
78	= 486837505.43713
79	= 493079011.9171
80	= 499320518.39706
81	= 505562024.87702
82	= 511803531.35699
83	= 518045037.83695
84	= 524286544.31691
85	= 530528050.79687
86	= 536769557.27684
87	= 543011063.7568
88	= 549252570.23676
89	= 555494076.71673
90	= 561735583.19669
91	= 567977089.67665
92	= 574218596.15662
93	= 580460102.63658
94	= 586701609.11654
95	= 592943115.59651
96	= 599184622.07647
97	= 605426128.55643
98	= 611667635.0364
99	= 617909141.51636
100	= 624150647.99632

MeV	µJ
1	= 1.60218E-7
2	= 3.20435E-7
3	= 4.80653E-7
4	= 6.40871E-7
5	= 8.01089E-7
6	= 9.61306E-7
7	= 1.121524E-6
8	= 1.281742E-6
9	= 1.44196E-6
10	= 1.602177E-6
11	= 1.762395E-6
12	= 1.922613E-6
13	= 2.08283E-6
14	= 2.243048E-6
15	= 2.403266E-6
16	= 2.563484E-6
17	= 2.723701E-6
18	= 2.883919E-6
19	= 3.044137E-6
20	= 3.204355E-6
21	= 3.364572E-6
22	= 3.52479E-6
23	= 3.685008E-6
24	= 3.845226E-6
25	= 4.005443E-6

MeV	µJ
26	= 4.165661E-6
27	= 4.325879E-6
28	= 4.486096E-6
29	= 4.646314E-6
30	= 4.806532E-6
31	= 4.96675E-6
32	= 5.126967E-6
33	= 5.287185E-6
34	= 5.447403E-6
35	= 5.607621E-6
36	= 5.767838E-6
37	= 5.928056E-6
38	= 6.088274E-6
39	= 6.248491E-6
40	= 6.408709E-6
41	= 6.568927E-6
42	= 6.729145E-6
43	= 6.889362E-6
44	= 7.04958E-6
45	= 7.209798E-6
46	= 7.370016E-6
47	= 7.530233E-6
48	= 7.690451E-6
49	= 7.850669E-6
50	= 8.010887E-6

MeV	µJ
51	= 8.171104E-6
52	= 8.331322E-6
53	= 8.49154E-6
54	= 8.651757E-6
55	= 8.811975E-6
56	= 8.972193E-6
57	= 9.132411E-6
58	= 9.292628E-6
59	= 9.452846E-6
60	= 9.613064E-6
61	= 9.773282E-6
62	= 9.933499E-6
63	= 1.0093717E-5
64	= 1.0253935E-5
65	= 1.0414152E-5
66	= 1.057437E-5
67	= 1.0734588E-5
68	= 1.0894806E-5
69	= 1.1055023E-5
70	= 1.1215241E-5
71	= 1.1375459E-5
72	= 1.1535677E-5
73	= 1.1695894E-5
74	= 1.1856112E-5
75	= 1.201633E-5

MeV	µJ
76	= 1.2176547E-5
77	= 1.2336765E-5
78	= 1.2496983E-5
79	= 1.2657201E-5
80	= 1.2817418E-5
81	= 1.2977636E-5
82	= 1.3137854E-5
83	= 1.3298072E-5
84	= 1.3458289E-5
85	= 1.3618507E-5
86	= 1.3778725E-5
87	= 1.3938943E-5
88	= 1.409916E-5
89	= 1.4259378E-5
90	= 1.4419596E-5
91	= 1.4579813E-5
92	= 1.4740031E-5
93	= 1.4900249E-5
94	= 1.5060467E-5
95	= 1.5220684E-5
96	= 1.5380902E-5
97	= 1.554112E-5
98	= 1.5701338E-5
99	= 1.5861555E-5
100	= 1.6021773E-5

Microjoules
Megaelectronvolts

Microjoule is a unit of energy equal to 1/1 000 000 joule, symbol "µJ". This unit comes from a combination of metric-prefix "micro" and SI derived unit of energy "joule".

1 µJ = 9.48E-10 BTU	microjoules to Btus converter	microjoules to Btus table
1 µJ = 2.38903E-7 cal₁₅	microjoules to calories [15 °C] converter	microjoules to calories [15 °C] table
1 µJ = 2.38846E-7 cal_it	microjoules to calories [I.T.] converter	microjoules to calories [I.T.] table
1 µJ = 2.39E-10 cal_nutritional	microjoules to Calories [nutritional] converter	microjoules to Calories [nutritional] table
1 µJ = 2.39006E-7 cal_th	microjoules to calories [thermochemical] converter	microjoules to calories [thermochemical] table
1 µJ = 9.4781608955725E-16 dath	microjoules to dekatherms converter	microjoules to dekatherms table
1 µJ = 6241506479963.2 eV	microjoules to electronvolts converter	microjoules to electronvolts table
1 µJ = 10 erg	microjoules to ergs converter	microjoules to ergs table
1 µJ = 1.0E-24 EJ	microjoules to exajoules converter	microjoules to exajoules table
1 µJ = 1000000000 fJ	microjoules to femtojoules converter	microjoules to femtojoules table
1 µJ = 7.37562E-7 ft-lb	microjoules to foot pounds converter	microjoules to foot pounds table
1 µJ = 1.0E-15 GJ	microjoules to gigajoules converter	microjoules to gigajoules table
1 µJ = 2.7777777777778E-19 GWh	microjoules to gigawatt hours converter	microjoules to gigawatt hours table
1 µJ = 2.38903E-7 gcal	microjoules to gram calories converter	microjoules to gram calories table
1 µJ = 229371044869.06 E_h	microjoules to hartrees converter	microjoules to hartrees table
1 µJ = 3.7250614122937E-13 hph	microjoules to horsepower hours converter	microjoules to horsepower hours table
1 µJ = 0.0001 in-oz	microjoules to inch ounces converter	microjoules to inch ounces table
1 µJ = 8.850746E-6 in-lb	microjoules to inch pounds converter	microjoules to inch pounds table
1 µJ = 1.0E-6 J	microjoules to joules converter	microjoules to joules table
1 µJ = 2.39E-10 Kgcal	microjoules to kilogram calories converter	microjoules to kilogram calories table
1 µJ = 1.0E-9 kJ	microjoules to kilojoules converter	microjoules to kilojoules table
1 µJ = 2.7777777777778E-13 kWh	microjoules to kilowatt hours converter	microjoules to kilowatt hours table
1 µJ = 9.869E-9 l-atm	microjoules to liter atmospheres converter	microjoules to liter atmospheres table
1 µJ = 6241506.4799632 MeV	microjoules to megaelectronvolts converter	microjoules to megaelectronvolts table
1 µJ = 1.0E-12 MJ	microjoules to megajoules converter	microjoules to megajoules table
1 µJ = 2.7777777777778E-16 MWh	microjoules to megawatthours converter	microjoules to megawatthours table
1 µJ = 0.001 mJ	microjoules to millijoules converter	microjoules to millijoules table
1 µJ = 1000 nJ	microjoules to nanojoules converter	microjoules to nanojoules table
1 µJ = 1.0E-6 Nm	microjoules to newton meters converter	microjoules to newton meters table
1 µJ = 1.0E-21 PJ	microjoules to petajoules converter	microjoules to petajoules table
1 µJ = 1000000 pJ	microjoules to picojoules converter	microjoules to picojoules table
1 µJ = 9.4781707774915E-28 q unit	microjoules to Q units converter	microjoules to Q units table
1 µJ = 9.4781707774915E-25 quad	microjoules to quads converter	microjoules to quads table
1 µJ = 6.241506479963 TeV	microjoules to teraelectronvolts converter	microjoules to teraelectronvolts table
1 µJ = 1.0E-18 TJ	microjoules to terajoules converter	microjoules to terajoules table
1 µJ = 2.7777777777778E-22 TWh	microjoules to terawatthours converter	microjoules to terawatthours table
1 µJ = 2.3890295761862E-13 th	microjoules to thermies converter	microjoules to thermies table
1 µJ = 9.4781698791344E-15 th	microjoules to therms converter	microjoules to therms table
1 µJ = 3.4120842375357E-17 TCE	microjoules to tonnes of coal equivalent converter	microjoules to tonnes of coal equivalent table
1 µJ = 2.388458966275E-17 TOE	microjoules to tonnes of oil equivalent converter	microjoules to tonnes of oil equivalent table
1 µJ = 2.3900573613767E-16 t_explosive	microjoules to tons [explosive] converter	microjoules to tons [explosive] table
1 µJ = 2.78E-10 Wh	microjoules to watthours converter	microjoules to watthours table
1 µJ = 1.0E-6 Ws	microjoules to wattseconds converter	microjoules to wattseconds table

Megaelectronvolt is a unit or energy equal 1 000 000 electronvolts, symbol "MeV".

1 MeV = 1.518571006522E-16 BTU	megaelectronvolts to Btus converter	megaelectronvolts to Btus table
1 MeV = 3.8276489559941E-14 cal₁₅	megaelectronvolts to calories [15 °C] converter	megaelectronvolts to calories [15 °C] table
1 MeV = 3.8267347377472E-14 cal_it	megaelectronvolts to calories [I.T.] converter	megaelectronvolts to calories [I.T.] table
1 MeV = 3.8267347377472E-17 cal_nutritional	megaelectronvolts to Calories [nutritional] converter	megaelectronvolts to Calories [nutritional] table
1 MeV = 3.8292956500956E-14 cal_th	megaelectronvolts to calories [thermochemical] converter	megaelectronvolts to calories [thermochemical] table
1 MeV = 1.5185694232634E-22 dath	megaelectronvolts to dekatherms converter	megaelectronvolts to dekatherms table
1 MeV = 1000000 eV	megaelectronvolts to electronvolts converter	megaelectronvolts to electronvolts table
1 MeV = 1.602177E-6 erg	megaelectronvolts to ergs converter	megaelectronvolts to ergs table
1 MeV = 1.6021773E-31 EJ	megaelectronvolts to exajoules converter	megaelectronvolts to exajoules table
1 MeV = 160.21773 fJ	megaelectronvolts to femtojoules converter	megaelectronvolts to femtojoules table
1 MeV = 1.181705375036E-13 ft-lb	megaelectronvolts to foot pounds converter	megaelectronvolts to foot pounds table
1 MeV = 1.6021773E-22 GJ	megaelectronvolts to gigajoules converter	megaelectronvolts to gigajoules table
1 MeV = 4.4504925E-26 GWh	megaelectronvolts to gigawatt hours converter	megaelectronvolts to gigawatt hours table
1 MeV = 3.8276489559941E-14 gcal	megaelectronvolts to gram calories converter	megaelectronvolts to gram calories table
1 MeV = 36749.308136649 E_h	megaelectronvolts to hartrees converter	megaelectronvolts to hartrees table
1 MeV = 5.9682088358829E-20 hph	megaelectronvolts to horsepower hours converter	megaelectronvolts to horsepower hours table
1 MeV = 2.3E-11 in-oz	megaelectronvolts to inch ounces converter	megaelectronvolts to inch ounces table
1 MeV = 1.0E-12 in-lb	megaelectronvolts to inch pounds converter	megaelectronvolts to inch pounds table
1 MeV = 1.6021773E-13 J	megaelectronvolts to joules converter	megaelectronvolts to joules table
1 MeV = 3.8276489559941E-17 Kgcal	megaelectronvolts to kilogram calories converter	megaelectronvolts to kilogram calories table
1 MeV = 1.6021773E-16 kJ	megaelectronvolts to kilojoules converter	megaelectronvolts to kilojoules table
1 MeV = 4.4504925E-20 kWh	megaelectronvolts to kilowatt hours converter	megaelectronvolts to kilowatt hours table
1 MeV = 1.5812260547742E-15 l-atm	megaelectronvolts to liter atmospheres converter	megaelectronvolts to liter atmospheres table
1 MeV = 1.6021773E-19 MJ	megaelectronvolts to megajoules converter	megaelectronvolts to megajoules table
1 MeV = 4.4504925E-23 MWh	megaelectronvolts to megawatthours converter	megaelectronvolts to megawatthours table
1 MeV = 1.60218E-7 µJ	megaelectronvolts to microjoules converter	megaelectronvolts to microjoules table
1 MeV = 1.6E-10 mJ	megaelectronvolts to millijoules converter	megaelectronvolts to millijoules table
1 MeV = 0.0002 nJ	megaelectronvolts to nanojoules converter	megaelectronvolts to nanojoules table
1 MeV = 1.6021773E-13 Nm	megaelectronvolts to newton meters converter	megaelectronvolts to newton meters table
1 MeV = 1.6021773E-28 PJ	megaelectronvolts to petajoules converter	megaelectronvolts to petajoules table
1 MeV = 0.1602 pJ	megaelectronvolts to picojoules converter	megaelectronvolts to picojoules table
1 MeV = 1.518571006522E-34 q unit	megaelectronvolts to Q units converter	megaelectronvolts to Q units table
1 MeV = 1.518571006522E-31 quad	megaelectronvolts to quads converter	megaelectronvolts to quads table
1 MeV = 1.0E-6 TeV	megaelectronvolts to teraelectronvolts converter	megaelectronvolts to teraelectronvolts table
1 MeV = 1.6021773E-25 TJ	megaelectronvolts to terajoules converter	megaelectronvolts to terajoules table
1 MeV = 4.4504925E-29 TWh	megaelectronvolts to terawatthours converter	megaelectronvolts to terawatthours table
1 MeV = 3.8276489559941E-20 th	megaelectronvolts to thermies converter	megaelectronvolts to thermies table
1 MeV = 1.5185708625893E-21 th	megaelectronvolts to therms converter	megaelectronvolts to therms table
1 MeV = 5.4667639110674E-24 TCE	megaelectronvolts to tonnes of coal equivalent converter	megaelectronvolts to tonnes of coal equivalent table
1 MeV = 3.8267347377472E-24 TOE	megaelectronvolts to tonnes of oil equivalent converter	megaelectronvolts to tonnes of oil equivalent table
1 MeV = 3.8292956500956E-23 t_explosive	megaelectronvolts to tons [explosive] converter	megaelectronvolts to tons [explosive] table
1 MeV = 4.4504925E-17 Wh	megaelectronvolts to watthours converter	megaelectronvolts to watthours table
1 MeV = 1.6021773E-13 Ws	megaelectronvolts to wattseconds converter	megaelectronvolts to wattseconds table

Energy Units

English

Energy

Btu

Btu is the abbreviation of the British thermal unit. It is a traditional unit of energy equal to about 1055 joules.

Calorie [15 °C]

Calorie [ 15 °C] is a unit of energy that the amount of energy required to warm on gram of air-free water from 14.5 °C to 15.5 °C at standard atmospheric presure (1 cal [15°C] = 4.1855 J).

Calorie [I.T.]

Calorie is a pre-SI metric unit of energy, symbol "cal". Calorie [i.t.] is an International Stream Table calorie equal to 4.1868 joules.

Calorie [nutritional]

Calorie [nutritional] is a unit of energy in food.

Calorie [thermochemical]

Calorie [thermochemical] is a unit of energy use in thermochemistry.

Dekatherm

Dakatherm is a unit of energy eqal 10 therms, symbol "dath".

Electronvolt

Electronvolts (symbol eV; also written electron volt) is a unit of energy equal to approximately 1.602×10^.19 joule.

Erg

Erg is a unit of energy and mechanical work in the the centimetre-gram-second (CGS) system of units, symbol "erg".

Exajoule

Exajoule is a unit of energy equal to 1.0E+18 joules, symbol "EJ". This unit comes from a combination of metric-prefix "exa" and SI derived unit of energy "joule".

Femtojoule

Femtojoule is a unit of energy equal to 1.0E-15 joules, symbol "fJ". This unit comes from a combination of metric-prefix "femto" and SI derived unit of energy "joule".

Foot pound

Foot-pound or foot-pound force is a unit of energy in the Engineering and Gravitational System in United States customy and imperial unit of measure.

Gigajoule

Gigajoule is a unit of energy equal to 1.0E+9 joules, symbol "GJ". This unit comes from a combination of metric-prefix "giga" and SI derived unit of energy "joule".

Gigawatt hour

Gigawatt hour is a unit of energy equal to 1000 Megawatt hours, sysmbol "GWh". This unit comes form "giga" metric-prefix and "watt hour" unit of energy.

Gram calorie

Gram calorie or small calorie (symbol: cal) approximates the energy needed to increase the temperature of 1 gram of water by 1 °C. This is about 4.2 joules.

Hartree

The hartree is the atomic unit of energy, symbol (E_h or Ha).

Horsepower hour

Horsepower-hour (hph) is an outdated unit of energy, not used in the SI system of units.

Inch ounce

Inch ounce is a unit of energy equal to about 0.007061552 joule, symbol "in-oz".

Inch pound

Inch pound is a unit of energy equal to about 0.112984829 joules, symbol "in-lb".

Joule

Joule is a derived unit of energy or work in the International System of Units, symbol "J".

Kilogram calorie

kilogram calorie, dietary calorie, or food calorie (symbol: Cal) approximates the energy needed to increase the temperature of 1 kilogram of water by 1 °C. This is exactly 1,000 small calories or about 4.2 kilojoules.

Kilojoule

Kilojoule is a unit of energy equal to 1000 joules, symbol "kJ". This unit comes from a combination of metric-prefix "kilo" and SI derived unit of energy "joule".

Kilowatt hour

The kilowatt-hour (symbolized kWh) is a unit of energy equivalent to one kilowatt (1 kW) of power expended for one hour (1 h) of time.

Liter atmosphere

Liter atmosphere is a unit of energy, symbole "l-atm", equal to 101.32500 joules.

Megaelectronvolt

Megaelectronvolt is a unit or energy equal 1 000 000 electronvolts, symbol "MeV".

Megajoule

Megajoule is a unit of energy equal to 1 000 000 joules, symbol "MJ". This unit comes from a combination of metric-prefix "mega" and SI derived unit of energy "joule".

Megawatthour

Megawatthours is unit of energy equal to 1 000 kilowatt hours, symbol "MWh".

Microjoule

Microjoule is a unit of energy equal to 1/1 000 000 joule, symbol "µJ". This unit comes from a combination of metric-prefix "micro" and SI derived unit of energy "joule".

Millijoule

Millijoule is a unit of energy equal to 1/1 000 joule, symbol "mJ". This unit comes from a combination of metric-prefix "milli" and SI derived unit of energy "joule".

Nanojoule

Nanojoule is a unit of energy equal to 1/1 000 000 000 joule, symbol "nJ". This unit comes from a combination of metric-prefix "nano" and SI derived unit of energy "joule".

Newton meter

A newton metre is a unit of torque (also called "moment") in the SI system. The symbolic form is Nm or N·m. One newton metre is equal to the torque resulting from a force of one newton applied perpendicularly to a moment arm which is one metre long.

Petajoule

Petajoule is a unit of energy equal to 1.0E+15 joules, symbol "PJ". This unit comes from a combination of metric-prefix "peta" and SI derived unit of energy "joule".

Picojoule

Picojoule is a unit of energy equal to 1/1 000 000 000 000 joule, symbol "pJ". This unit comes from a combination of metric-prefix "pico" and SI derived unit of energy "joule".

Q unit

Q units is a measure of energy system.

Quad

A quad is a unit of energy equal to 10¹⁵ (a short-scale quadrillion) BTU,or 1.055 × 10¹⁸ joules (1.055 exajoules or EJ) in SI units.

Teraelectronvolt

Teraelectronvolt is a unit of energy equal to 10¹² electronvolts, symbol "TeV". This unit comes form a combination of metrix-prefix "tera" and "electronvolt".

Terajoule

Terajoule is a unit of energy equal to 1.0E+12 joules, symbol "TJ". This unit comes from a combination of metric-prefix "tera" and SI derived unit of energy "joule".

Terawatthour

Terawatthours is a unit of energy equal to 1000 Gigawatt hours, symbol "TWh". This unit comes from a combination fo metric-prefix "tera" and "watt hour" unit of energy.

Thermie

Thermie (th) is a metric unit of heat energy, part of the meter-tonne-second system sometimes used by European engineers.

Therm

The therm (symbol th) is a non-SI unit of heat energy equal to 100,000 British thermal units (BTU).

Tonne of coal equivalent

Tonne of coal equivalent or ton of coal equivalent (TCE) is, unit of energy, a conventional value of 7 Gcal (IT) = 29.3076 GJ.

Tonne of oil equivalent

A ton of oil equivalent (TOE) is, unit of energy, a conventional value, based on the amount of energy released by burning one tonne of crude oil, of 41.868 GJ, 11.63 MWh, 1.28 TCE, 39.68 million BTU, or 6.6 - 8.0 actual barrels of oil (depending on actual

Ton [explosive]

Ton [explosive] is a measure of energy.

Watthour

Watthour (symbolized Wh) is a unit of energy equivalent to one watt (1 W) of power expended for one hour (1 h) of time.

Wattsecond

Wattsecon (symbolized Ws) is a unit of energy equivalent to one watt (1 W) of power expended for one second (1 s) of time.