The law that finds application in electrolysis is: a) Faraday's law b) Coulomb's law c) Ohm's law d) Lenz's law

The law that finds application in electrolysis is: a) Faraday's law b) Coulomb's law c) Ohm's law d) Lenz's law
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Description : The Principle of an alternating current generator is based on: a. Coulomb’s law b. Ampere’s law c. Faraday’s law d. Lenz’s law

Last Answer : a. Coulomb’s law

“The direction of induced current is always so as to oppose the change which causes the Current” is the statement of: a. Faraday’s law b. Lenz’s Law c. Ohm’s Law d. Kirchoff’s rule.

Description : “The direction of induced current is always so as to oppose the change which causes the Current” is the statement of: a. Faraday’s law b. Lenz’s Law c. Ohm’s Law d. Kirchoff’s rule.

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Last Answer : c) Coulomb’s law

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Description : Gauss' law of electricity, Gauss' law of magnetism, Faraday's law of induction, and Amperes' law form the basic equations of electromagnetism. This combination is collectively known as: w) Coulomb's equations x) Volta's equations y) Fermi's equations z) Maxwell's equations

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What are the Faradays laws of electrolysis?

Description : What are the Faradays laws of electrolysis?

Last Answer : First law The mass ions liberated at an electrode are directly proportional to the quantity of electricity (coulomb Q) which has passed through the electrolyte. That is M∝Q or M∝I ... several electrolyte the masses of the ions liberated are proportional to their respective chemical equivalent. 

What is Faraday's first law of electrolysis ?

Description : What is Faraday's first law of electrolysis ?

Last Answer : First formula: In the process of electrolysis, the amount of material deposited on the electrode is proportional to the amount of electricity flowing through the solution or electrolyte.

State Faraday’s second law of electrolysis.

Description : State Faraday’s second law of electrolysis.

Last Answer : “The masses of different substances liberated by the same quantity of electricity are proportional to their chemical equivalents”.

State Faraday’s first law of electrolysis.

Description : State Faraday’s first law of electrolysis.

Last Answer : “The mass of substance deposited or collected at either electrode during electrolysis is proportional to the current and to the time”.

Explain Faraday’s second law of electrolysis and give its expression.

Description : Explain Faraday’s second law of electrolysis and give its expression. 

Last Answer : Statement: This law states that, “when the same quantity of electricity is passed through the different electrolyte solutions which are connected is series, the amount of the substance deposited or liberated at the electrodes are directly proportional to their chemical equivalents.”  W1/W2 = E1/E2

State Faraday’s first law of electrolysis.

Description : State Faraday’s first law of electrolysis. 

Last Answer : Faraday’s first law of electrolysis:- It states that the weight (W) of the substance deposited or liberated at the electrode during electrolysis is directly proportional to the quantity of electricity (Q) that is passed through electrolyte solution.

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Description : Electric current is the flow of electrons through a conductor; the rate of this flow is measured in ___________. A. volts B. amperes C. coulombs D. ohms

Last Answer : Answer: B

Electric current is the flow of electrons through a conductor. The rate of this flow is measured as ___________. A. volts/watt B. amperes/centimetre C. coulombs/second D. ohms/volt

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Last Answer : Answer: C

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The force acting between two point charges can be computed using which of the following laws? w) Ohm's Law x) Ampere's Law y) Coulomb's Law z) Newton's Second Law.

Description : The force acting between two point charges can be computed using which of the following laws? w) Ohm's Law x) Ampere's Law y) Coulomb's Law z) Newton's Second Law.

Last Answer : ANSWER: Y -- COULOMB'S LAW

The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: (1) Avogadro's law (2) Rault's law (3) Ohms law (4) Faraday's law

Description : The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: (1) Avogadro's law (2) Rault's law (3) Ohms law (4) Faraday's law

Last Answer : (3) Ohms law Explanation: According to Ohm's Law, the potential difference (V) between two terminals of a current-carrying conductor is directly proportional to the current (I), flowing through it. -For any Study materialContact WhatsApp: 8337932441 Join Telegram- Click here

If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the corresponding size of conductor will be most economical. This statement is known as (a) Kelvin's law (b) Ohm's law (c) Kirchhoffs law (d) Faraday's law (e) none of the above

Description : If variable part of annual cost on account of interest and depreciation on the capital outlay is equal to the annual cost of electrical energy wasted in the conductors, the total annual cost will be minimum and the ... (b) Ohm's law (c) Kirchhoffs law (d) Faraday's law (e) none of the above

Last Answer : (a) Kelvin's law

Which one of the following laws best describes the operation of an electric generator? w) Ampere's Law x) Gauss' Law y) Ohm's Law for Conductors z) Faraday's Law of Induction

Description : Which one of the following laws best describes the operation of an electric generator? w) Ampere's Law x) Gauss' Law y) Ohm's Law for Conductors z) Faraday's Law of Induction

Last Answer : ANSWER: Z -- FARADAY'S LAW OF INDUCTION 

Induced electric currents can be explained using which of the following laws? w) Gauss's Law x) Faraday's Law y) Ohm's Law z) Ampere's Law

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Last Answer : ANSWER: X -- FARADAY'S LAW

The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: (1) Avogadro’s law (2) Rault’s law (3) Ohms law (4) Faraday’s law

Description : The magnitude of current flowing between two end points of a conductor is proportional to the potential difference between them and is called as: (1) Avogadro’s law (2) Rault’s law (3) Ohms law (4) Faraday’s law

Last Answer : Ohms law

Electric current may be expressed in which one of the following units? w) coulombs/volt x) joules/coulomb y) coulombs/second z) ohms/second

Description : Electric current may be expressed in which one of the following units? w) coulombs/volt x) joules/coulomb y) coulombs/second z) ohms/second

Last Answer : ANSWER: Y -- COULOMBS/SECOND

Lenz's law results from the law of conservation of (A) Mass (B) Momentum (C) Energy (D) None of these

Description : Lenz's law results from the law of conservation of (A) Mass (B) Momentum (C) Energy (D) None of these

Last Answer : (C) Energy

State Lenz's law.

Description : State Lenz's law.

Last Answer : The induced emf in any circuit is in a direction to oppose the effect that produced it.

Lenz’s law is in accordance with the law of conservation of: a. momentum b. Angular momentum c. charge d. energy

Description : Lenz’s law is in accordance with the law of conservation of: a. momentum b. Angular momentum c. charge d. energy

Last Answer : a. momentum

Lenz's law is an example of the law of conservation of one of the following. Is it conservation of: w) mass x) charge y) momentum z) energy

Description : Lenz's law is an example of the law of conservation of one of the following. Is it conservation of: w) mass x) charge y) momentum z) energy

Last Answer : ANSWER: Z -- ENERGY 

State Lenz’s law.

Description : State Lenz’s law.

Last Answer : Lenz’s Law: It states that the direction of electromagnetically induced emf is such that it always opposes the main cause of its production. Or It is expressed by equation E = - N (dΦ/dt) volts Where – sign indicate the direction EMF is induced opposite to rate of change of flux. 

The unit 'hertz' is equivalent to _____________. A. coulombs per second B. revolutions per second C. revolutions per minute D. cycles per second

Description : The unit 'hertz' is equivalent to _____________. A. coulombs per second B. revolutions per second C. revolutions per minute D. cycles per second

Last Answer : Answer: D

State the faraday’s laws of electro magnetic induction.

Description : State the faraday’s laws of electro magnetic induction.

Last Answer : In 1831 Faraday discovered the production of electric current in electric conductor by converting magnetism. Faraday has mentioned two laws known as faraday's laws of electro magnetic induction. First ... conductor is directly proportional to the rate of change of flux linked with that conductor. 

Coulomb's law for the force between electric charges most closely resembles a.Newton's laws of motion b.Law of conservation of energy c.Gauss's theorem d.Newton's law of gravitation e.None of the above

Description : Coulomb's law for the force between electric charges most closely resembles a.Newton's laws of motion b.Law of conservation of energy c.Gauss's theorem d.Newton's law of gravitation e.None of the above

Last Answer : d. Newton's law of gravitation

Bohr's theory of fixed orbits contradicts (a) Coulomb's law (b) Planck's theory (c) de Broglie relation (d) Uncertainty principle

Description : Bohr's theory of fixed orbits contradicts (a) Coulomb's law (b) Planck's theory (c) de Broglie relation (d) Uncertainty principle

Last Answer : Ans:(d)

"Upthrust = Weight of the liquid displaced" is known as A. Bernoulli's Principle B. Archimedes' Principle C. Pascal's Law D. Coulomb's law

Description : "Upthrust = Weight of the liquid displaced" is known as A. Bernoulli's Principle B. Archimedes' Principle C. Pascal's Law D. Coulomb's law

Last Answer : Archimedes' Principle

Biot Savart law in magnetic field is analogous to which law in electric field? a) Gauss law b) Faraday law c) Coulomb’s law d) Ampere law

Description : Biot Savart law in magnetic field is analogous to which law in electric field? a) Gauss law b) Faraday law c) Coulomb’s law d) Ampere law

Last Answer : c) Coulomb’s law

Coulomb’s law can be derived from Gauss law. State True/ False a) True b) False

Description : Coulomb’s law can be derived from Gauss law. State True/ False a) True b) False

Last Answer : a) True

(a) State and explain Kohlrausch law. (b) How much electricity in terms of Faradays is required to produce 20 g of calcium from molten CaCl2? -Chemistry

Description : (a) State and explain Kohlrausch law. (b) How much electricity in terms of Faradays is required to produce 20 g of calcium from molten CaCl2? -Chemistry

Last Answer : a) Corrosion is an electrochemical phenomenon. At a particular spot of iron j oxidation it takes place and the spot behaves j as anode and the reaction will be: i At anode : 2Fe(s) → 2Fe2+ + 4e- Electrons ... Ca i.e. 40 g of Ca requires electricity = 2F ∴ 20 g of Ca will require electricity = 1F

Any small element of space in the path of a wave may be considered as a source of secondary wavelet. A. De Morgan’s Principle B. Faraday’s Law C. Huygen’s Principle D. Fresnel’s Law of optics

Description : Any small element of space in the path of a wave may be considered as a source of secondary wavelet. A. De Morgan’s Principle B. Faraday’s Law C. Huygen’s Principle D. Fresnel’s Law of optics

Last Answer : C. Huygen’s Principle

State Faraday's second law of electromagnetic induction.

Description : State Faraday's second law of electromagnetic induction.

Last Answer : The Magnitude of the induced e.m.f is directly proportional to the rate of change of magnetic field linking the conductor.

State Faraday’s first law of electro-magnetic induction.

Description : State Faraday’s first law of electro-magnetic induction.

Last Answer : Whenever a magnetic field linked with a conductor changes, an induced e.m.f is generated in the conductor.

The magnetic materials follow which law? a) Faraday’s law b) Ampere law c) Lenz law d) Curie Weiss law

Description : The magnetic materials follow which law? a) Faraday’s law b) Ampere law c) Lenz law d) Curie Weiss law

Last Answer : d) Curie Weiss law

The Faraday’s law states about which type of EMF? a) Transformer EMF b) Back EMF c) Generator EMF d) Secondary EMF

Description : The Faraday’s law states about which type of EMF? a) Transformer EMF b) Back EMF c) Generator EMF d) Secondary EMF

Last Answer : a) Transformer EMF

Find the Maxwell equation derived from Faraday’s law. a) Div(H) = J b) Div(D) = I c) Curl(E) = -dB/dt d) Curl(B) = -dH/dt

Description : Find the Maxwell equation derived from Faraday’s law. a) Div(H) = J b) Div(D) = I c) Curl(E) = -dB/dt d) Curl(B) = -dH/dt

Last Answer : c) Curl(E) = -dB/dt

According to Faraday’s law, EMF stands for a) Electromagnetic field b) Electromagnetic force c) Electromagnetic friction d) Electromotive force

Description : According to Faraday’s law, EMF stands for a) Electromagnetic field b) Electromagnetic force c) Electromagnetic friction d) Electromotive force

Last Answer : d) Electromotive force

A time varying electric field produces a magnetic field.' This phenomenon is called: (A) Hertz's law (B) Ampere Maxwell's law (C) Faraday's law

Description : A time varying electric field produces a magnetic field.' This phenomenon is called: (A) Hertz's law (B) Ampere Maxwell's law (C) Faraday's law

Last Answer : Answer: Option B

State Faraday's first and second law of electromagnetic induction.

Description : State Faraday's first and second law of electromagnetic induction.

Last Answer : i)Faraday's First Law: Whenever a conductor cuts the magnetic lines of force or is cut by the magnetic lines of force or flux linking with conductor changes, an emf is induced in the conductor.  ... Law: The magnitude of induced emf is directly proportional to the rate of change of flux.

State Faraday’s law of electromagnetic induction.

Description : State Faraday’s law of electromagnetic induction.

Last Answer : Faradays first law: The first law states that whenever the magnetic lines of force (flux lines) linking with a coil or conductor changes, an emf gets induced in the coil or conductor. Such an emf lasts ... to the rate of change of flux linkage where flux linkage = Flux X Number of turns of coil. 

The four underlying equations in electromagnetic theory are called: w) Einstein's Equations x) Maxwell's Equations y) Newton's Equations z) Faraday's Law

Description : The four underlying equations in electromagnetic theory are called: w) Einstein's Equations x) Maxwell's Equations y) Newton's Equations z) Faraday's Law

Last Answer : ANSWER: X -- MAXWELL'S EQUATIONS

If reading AC current with the illustrated device and unsure of the range as a precaution , the first step should be to _________. EL-0047 A. secure power and test for voltage B. disconnect the lead to be tested and connect the meter in series C. connect the meter to measure resistance and use Ohm's law to calculate current D. unable to safely measure current with the device

Description : If reading AC current with the illustrated device and unsure of the range as a precaution , the first step should be to _________. EL-0047 A. secure power and test for voltage B. disconnect the ... resistance and use Ohm's law to calculate current D. unable to safely measure current with the device

Last Answer : Answer: A

What does Ohm's Law states?

Description : What does Ohm's Law states?

Last Answer : In a closed electrical circuit, current is directly proportional to voltage and inversely proportional to resistance at constant temperature.   I= V/R. Where I= Current, V= Voltage & R= Resistance  

What is ohm’s law for AC circuit?

Description : What is ohm’s law for AC circuit?

Last Answer : I = V/Z amps. Z = V/I ohms. V = I * Z volts.

State the Ohm’s law.

Description : State the Ohm’s law.  

Last Answer : In a closed electrical circuit, at a constant temperature, the ratio between the resulting unvarying current or direct current and applied voltage is a constant. That constant is known as resistance. OR In simple manner Ohm's law ... the resistance of the circuit. I = V/R or R = V/I or E = IR. 

What is Lenz's formula ?

Description : What is Lenz's formula ?

Last Answer : The lens formula is an easy way to understand how the electromagnetic circuit complies with Newton's 3rd law and energy conservation law. Lenz's law is named after Henrik Lenz. It is said ... force increases the current all the time, and its magnetic field opposes the actual magnetic field.