# What is the Ampere?

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Ampere is the unit of electric current.

## Related questions

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Description : Briefly define each of the following: (a) 1 coulomb (b) 1 volt (c) 1 ampere (d) 1 ohm.

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Description : When a voltage of one volt is applied, a circuit allows one micro ampere current to flow through it. The conductance of the circuit is?

Last Answer : If v = 1 volt and i = 1 micro amp, i= 10^(-6)   So R = V/I,  R= 1/10^(-6) , R= 10^6  And now Conductance G = 1/R  So G = 10^(-6) mho..... Answer

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Last Answer : Current is denoted By I And ampere is the unit of current

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Description : Define: i) Ampere ii) Volt

Last Answer : i) Ampere: One ampere current is said to be flowing through a conductor /wire if at any section of it, one coulomb of charge passess in one second. It is the unit of current.  ii) ... work is required to transfer a charge of one coulomb to the body. It is the unit of potential difference.

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Description : The average power delivered to an impedance 4 − j 3 Ω by a current 5Cos(100πt + 100) Ampere is A) 44.2 W B) 50 W C) 62.5 W D) 125 W

Last Answer : The average power delivered to an impedance 4 − j 3 Ω by a current 5Cos(100πt + 100) Ampere is 50 W

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Description : If 1 ampere current is flowing through a 100 mH coil, then energy stored in the coil is (a) 0.05 Joules (b) 0.5 Joules (c) 5.0 Joules (d) None of these

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Description : The amount of substance liberated at the electrode when current of one Ampere is passed though the electrolyte for one second is

Last Answer : The amount of substance liberated at the electrode when current of one Ampere is passed though the electrolyte for one second is Electrochemical equivalent

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Description : If the capacity of a battery is 2800 mAh, it can supply 1.4 Ampere current for

Last Answer : If the capacity of a battery is 2800 mAh, it can supply 1.4 Ampere current for 120 minutes

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Description : 1 Ampere of current is defined as • 1 volt/sec • 1 coulomb/sec • 1 ohm/second • 1 coulomb

Last Answer : 1 Ampere of current is defined as 1 coulomb/sec

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Description : Unit of Power is_____________. A. Watt B. Joule C. Ampere D. Coulomb

Last Answer : Unit of Power is Watt.

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Last Answer : Ampere second could be the unit of charge.

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Description : if voltage is 230 Volts , frequency is 50 Hz and current is 1 ampere then what will be the resistance?

Last Answer : As V = 230v and I = 1A Therfore by ohm's law V =IR R = V/I =230/1 =230 ohm

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Description : If resistance is 8 Ohm and current is 16 ampere then what will be the voltage and power?

Last Answer : 128 volts ,2048 watts

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Description : Two long straight parallel conductors carrying currents I1 and I2 are separated by a distance d. If the currents are flowing in the same direction, show how the magnetic field produced by one exerts an attractive force on the other. Obtain the expression for this force and hence define 1 ampere.

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Description : How many moles of mercury will be produced by electrolysing 1.0m hgno32 current 3 ampere

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Description : Two straight, infinitely long and thin parallel wires are spaced 0.1m apart and carry a current of 10 ampere each. The ratio of the magnetic fields, at a point at a distance of 0.1m from both wires, for the two cases. When the ... directions; would be (1) 1 : 1 (2) √3 : 1 (3) 1 : √3 (4) √2 : 1

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Description : A very small circular loop of area 5 x 10-4m2 , resistance 2 ohm and negligible inductance, is initially coplanar and cocentric, with a much larger fixed circular loop of radius 0.1m. A constant ... diameter. Calculate the induced emf and induced current, as a function of time, in the smaller loop.

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Description : The coefficient of mutual inductance of two circuits A and B is 3 mH and their respective resistances are 100 hm and 4 ohm. How much should the currents change, in 0.02 second, in circuit A, so that an induced current 0.006 ampere flows ... the circuit B? (1) 0.16 A (2) 0.18 A (3) 0.24 A (4) 1.6 A

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Description : The SI unit of the poynting vector (S) defined by the formula: S = 1/μ0 (E x B) is (1) volt – tesla (2) volt – metre – ampere-1 (3) joule – metre-2 (4) watt – metre-2

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Description : In the galvanometer experiment, the values of G and k are obtained as 300 Ω and 1.5 x 10-4 ampere/division, for a galvanometer having a total 30 divisions. A student wants to use this galvanometer as a voltmeter to ... → Brown, Violet, Red He would use the resistor: (1) R1 (2) R2 (3) R3 (4) R4

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Description : What is 1 ampere ?

Last Answer : Answer : The amount of electric current flowing in each of the two parallel straight conductors of infinite length and insignificant cross section at a distance of one meter in vacuum or air vacuum produces 2 × 10 ^ - 7 Newton force per meter length in each other , is called 1 ampere .

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Description : What is AC Ampere ?

Last Answer : The amount of heat generated when one ampere of direct current flows through a resistance , the amount of heat generated at the same time as the alternating current sent through that resistance , is called one ampere current.

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Description : What is DC Ampere ?

Last Answer : The amount of direct current that flows in a solution of silver nitrate and water, if 0.001118 grams of silver sediment is deposited per second , then the amount of current is called one ampere.

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Description : What is 1 ampere ?

Last Answer : : 1 ampere: The amount of electric current generated when a 1C charge flows through 1s through any cross section of a conductor through zero is called 1A

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Description : What is Ampere Pak ? What is the relationship between the polar energy of the electromagnet ?

Last Answer : The number of coils of the coil in the unit length of the electromagnetic marrow and the product of the current in the ampere unit is called ampere turn . The polar energy of an electromagnet is proportional to the ampere pound.

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Description : What is Ampere Pak ?

Last Answer : The number of coils of the coil in the unit length of the electromagnetic marrow and the product of the current in the ampere unit is called ampere turn .

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Description : What is 1 ampere ?

Last Answer : If 1 coulomb of electricity flows per second through any cross section of a conductor , that flow rate is called 1 ampere.

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Description : What is the symbol of ampere ?

Last Answer : Ampere Symbol A

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Description : What is Ampere Unit ?

Last Answer : A unit of ampere .

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Description : What is Ampere ?

Last Answer : When 1 Coulomb charge flows in a circuit with 1 ohm resistance , it is called 1 ampere or ampere. References: Secondary Physics.

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Description : How many ampere fuses are used for electric bulbs and fans ?

Last Answer : 5 amp fuses are used for electric bulbs and fans.

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Description : How many ampere fuses are used for ironing machine ?

Last Answer : 15 amp fuse is used for ironing machine.

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Description : A potential difference of V = 100 ± 2 volt, when applied across a resistance R gives a current of 10 ± 0.5 ampere.

Last Answer : A potential difference of V = 100 2 volt, when applied across a resistance R gives a current of 10 ... percentage error in R given by R = V/I.

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Description : One billion electrons pass from a point P towards another point Q in `10^(-3)` s. What is the current in ampere ? What is its direction ?

Last Answer : One billion electrons pass from a point P towards another point Q in `10^(-3)` s. What is the current in ampere ? What is its direction ?

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Description : A current `i` ampere flows along the inner conductor of a coaxial cable and returns along the outer conductor fo the cable, then the magnetic inductio

Last Answer : A current `i` ampere flows along the inner conductor of a coaxial cable and returns along the outer conductor fo the ... D. `(mu_(0))/(2pi)(2pii)/(r)`

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Description : A wire of length `L metre ` , carrying a current `I `ampere is bent in the form of a circle . The magnitude of its magnetic moment is …………. ` MKS unit

Last Answer : A wire of length `L metre ` , carrying a current `I `ampere is bent in the form of a circle . The magnitude of ... `(L^(2)I)/(4pi)` D. `(LI)/(4pi)`

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Description : Two concentric coils each of radius equal to `2 pi cm` are placed at right angles to each other ` 3 ampere and 4 ampere` are the currents flowing in e

Last Answer : Two concentric coils each of radius equal to `2 pi cm` are placed at right angles to each other ` 3 ampere and 4 ... ` C. `7xx10^(-5)` D. `10^(-5)`

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Description : A current of `10` ampere is flowing in a wire of length `1.5m`. A force of `15 N` acts on it when it is placed in a uniform magnetic field of `2` tesl

Last Answer : A current of `10` ampere is flowing in a wire of length `1.5m`. A force of `15 N` acts on it when it is placed ... `45^(@)` C. `60^(@)` D. `90^(@)`

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Description : An infinitely long conductor is bent into a circle as shown in figure. It carries a current I ampere and the radius of loop is R metre. The magnetic i

Last Answer : An infinitely long conductor is bent into a circle as shown in figure. It carries a current I ampere and the radius ... (0)I)/(8piR)(pi + 1)` D. zero

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Description : A current `i` ampere flows in a circular arc of wire whose radius is `R`, which subtend an angle `3pi//2` radian at its centre. The magnetic induction

Last Answer : A current `i` ampere flows in a circular arc of wire whose radius is `R`, which subtend an angle `3pi//2` radian at ... 0)i)/(R )` D. `3mu_(0)i)/(8R)`

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Description : A current of 5 ampere is passing through a metallic wire of cross-sectional area `4xx10^(-6) m^(2)`. If the density of the charge-carriers in the wire

Last Answer : A current of 5 ampere is passing through a metallic wire of cross-sectional area `4xx10^(-6) m^(2)`. If the ... ms^(-1)` D. `1xx10^(-2)ms^(-1)`

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Description : A milli voltmeter of 25 milli volt range is to be converted into an ammeter of 25 ampere range. The value (in ohm) of necessary shunt will be

Last Answer : A milli voltmeter of 25 milli volt range is to be converted into an ammeter of 25 ampere range. The value (in ohm) ... 001` B. `0.01` C. 1 D. `0.05`

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Description : When a current of `(2.5 +- 0.5)` ampere flows through a wire, it develops a potential difference of `(20 +- 1)` volt, the resistance of the wire is

Last Answer : When a current of `(2.5 +- 0.5)` ampere flows through a wire, it develops a potential difference of `(20 +- ... `(8 pm 1.5)Omega` D. `(8 pm 3)Omega`

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Description : Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimensions. Reason : Both are the units of energy.

Last Answer : Assertion : Kilovol-ampere (kVA) and kilowatt-hour have the same dimensions. Reason : Both are the ... . D. If both Assertion and Reason are false.

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Description : The current in ampere through an inductor is i(10+20t) Here t is in second. The induced emf in the inductor 4V. Total flux linked with the inductor at

Last Answer : The current in ampere through an inductor is i(10+20t) Here t is in second. The induced emf in the inductor 4V. ... 10 Wb B. 20 Wb C. 30 Wb D. 40 Wb

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Description : The current in ampere through an inductor is i(10+20t) Here t is in second. The induced emf in the inductor 4V. The self inductance of the indicator i

Last Answer : The current in ampere through an inductor is i(10+20t) Here t is in second. The induced emf in the inductor 4V. The ... B. `0.4` C. `0.1` D. `1.0`

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Description : What does ampere squared seconds refer to?

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Description : How are ampere and coulomb related?

Last Answer : A Coulomb is the SI unit of electric charge, equal to thequantity of electricity conveyed in one second by a current of oneampere.

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Description : Ampere is the unit of