# What is the Ampere?

Ampere is the unit of electric current.

## Related questions

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

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

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.

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

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

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

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

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

Last Answer : Unit of Power is Watt.

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

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

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

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 .

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.

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.

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

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.

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 .

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.

Description : What is the symbol of ampere ?

Last Answer : Ampere Symbol A

Description : What is Ampere Unit ?

Last Answer : A unit of ampere .

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.

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

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

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

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

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.

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 ?

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)`

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)`

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)`

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^(@)`

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

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)`

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)`

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`

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`

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.

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

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`

Description : What does ampere squared seconds refer to?

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.

Description : Ampere is the unit of

Description : Unit of resistance is – (1) volt² x ampere (2) volt/ampere (3) ampere/volt (4) volt x ampere

Last Answer : (2) volt/ampere Explanation: An ohm (0) is the SI derived unit of electrical resistance. By definition, a conductor has an electrical resistance of one ohm when a constant potential difference of one volt applied ... ampere (WA) is the SI derived unit, which is equal to ohm by definition 0 = V/A.

Description : The unit of electrical power is – (1) Bolt (2) Watt (3) Kilowatt hour (4) Ampere

Last Answer : (2) Watt Explanation: Electric power is the rate at which electric energy is transferred by an electric circuit. The SI unit of power is the watt, one joule per second. Watt is named after the Scottish engineer James Watt who invented the Newcomen Steam Engine.

Description : The S.I. unit of electric charge is – (1) ampere (2) coulomb (3) e.s.u (4) Kelvin

Last Answer : (2) coulomb Explanation: The SI unit of quantity of electric charge is the coulomb, which is equivalent to about 6.242x10^18 e (e is the charge of a proton). Hence, the charge of ... of charge that has passed through the cross section of an electrical conductor canying one ampere within one second.

Description : Which of the following precautions should be taken when a blown fuse, rated at 10 amperes, is replaced? A. Short out the fuse before removing it from the circuit. B. Use needle-nose pliers to ... D. Fuses of 10 ampere rating and less are virtually harmless when energized and may be handled freely.

Description : If the excitation of an alternator operating in parallel is decreased below normal, its _____________. A. power factor will change in the lagging direction B. power factor will change in the leading direction C. ampere load will be greatly increased D. kilowatt load will be greatly decreased

Description : A lead-acid battery can deliver 20 amperes continuously for 10 hours with an ampere-hour rating of ____________. A. 20 B. 40 C. 200 D. 400

Description : If an electric motor fails to start, you should FIRST check the _____________. A. phase sequence B. ampere load C. fuse or circuit breaker D. line frequency