ampere - unit of electric current

Ampere - unit of electric current


One ampere is equal to the charge of one coulomb per second. The unit of current is Ampere.

1 ampere(A) = 1Coulomb/second.




What is the SI unit of ampere?



The amount of the electric charge flow per unit time or the amount  of charge in motion per unit time is measured as in ampere. 

The amount of the electric charge flow per unit time or the amount  of charge in motion per unit time is measured as in ampere. 

That is electric current..

For this charge either it is in motion or not in motion it symbolically represented by coulomb (c).

1 C = 6.241 * 1018 E (electric charge).





ampere
ampere





What is 1 amp of electric current equal to?



The elementary charge contain in motion or it is moving past boundries the calue of that charge measure in Coulombs. 

As we know 1 C = 6.241 * 1018 E (electric charge). The ampere is aprox equal to 6.2415093×1018 E.





What do you mean by 1 ampere current?



As we know the flow if electric current as per unit that is equal to one coloumb of charge per second. 

1 ampere(A) = 1Coulomb/second.
1 C = 6.241 * 1018 E (electric charge).

Hence we can conclude that one ampere is equal to the moment of electrons per second.




Why the unit of current is ampere?



The great physicist and mathematician André-Marie Ampère 1775-1836, they studies in their entire life was electromagnetism and laid foundation of electromagnetism. 

As we know the ampere is one of the important unit of current in CGS unit system.




ampere
ampere






How many volts is 2 amps?

Equivalent Amps and Volts Measurements
   




Current                 Voltage                    Power

2 Amps                 17.5 Volts               35 Watts
2 Amps                 20 Volts               40 Watts
2 Amps                 22.5 Volts               45 Watts
2 Amps                   25 Volts                   50 Watts




Is unit of current?

As we know the symbol of ampere is A and it is  SI unit of electric current..

It is defined by taking fixed value of the charge as shown i.e 1.602176634*10-19 as this is express in coloumb C. And is equal to ampere second where second is in terms of ΔvCs.



Is voltage an SI unit?

Yes voltage is SI unit of Volt. This name is given as honor of scientist Volta . The volt is represented by V.  The volt is express in different ways i.e. ohm*ampere , joule / C , Watt / ampere.



How is Ampere calculated?
 
Ampere is calculated by different formules like 

Ampere = watt/volt.
1 ampere(A) = 1Coulomb/second.




How many volts is dangerous?
I.e.  30 volts

As in indusdrial level this value of voltage is consider as dangerous value of threshold of voltage. Because at this level of value the human body does not resisted protection against the human body it may consider as shock. And it is harmful for human body...



What is current formula?

The current symbolic represented by I. By the ohm's law current is equal to volt per resistance 

As it is represented in symbolic as 

I=V/R.



 

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