What is the purpose of switch in a current?

Q: At what time does the current reach

A:

Q: What name is given to the rate at which energy is transferred?

A: Power is the rate of energy transfer from one system to another.

Q: Difference between the susceptibility of a magnet and it permeability

A:

Q: Why does a wire that carries electric current become hot?

A: Given:  A current carrying wire

Q: The charge at rest is placed into a magnetic field. The charge will experience

A: If the charge at rest then the magnetic force on the charge is zero.

Q: Many equal-arm balances have a small metal plate attached to oneof the two arms. The plate passes…

A: When the magnetic field lines passed through an area of cross section then the magnetic flux is…

Q: choose all that apply that describe a current

A: Current is generally refereed as flow of charge.

Q: Assess it! (complete this task last) A student made an electromagnet by wrapping copper wire around…

A: Part (1): Electromagnet: The electromagnet is an artificial magnet that is made up of wire wound…

Q: An electron behaves like a magnet. What about the proton and neutron?

A: Answer:-  We know that  According to quantum theory  An electron behaves like a magnet. Because…

Q: Is switch necessary for an electrical circuit to work ?

A: Is switch necessary for an electrical circuit to work ?

Q: A thin ribbon of a silver alloy 2.00-cm wide and 0.0150-mm thick carries a current of 6.98 A…

A: Given value--- Width = 2 cm . thickness = 0.015 mm. current = 6.98 Amp. Hall Voltage = 1.24 × 10-4…

Q: All magnetic fields originate in O iron atoms magnetic domains. O moving electric charges

A: to identify : All magnetic fields originate in _____

Q: A circuit is made with a resistor of resistance 25 ohms and a movable bar with length 15 cm moving…

A:

Q: Where should a boat compass be mounted?   A) near magnet B) near iron C) away from electrical wiring…

A: A boat compass should be mounted away from electrical wiring.

Q: What energy conversion does take place during the working of a dc current?

A: The conversion of electric energy into mechanical energy is done by DC motors whereas AC generators…

Q: Differentiate amongst Current, Induced Current and Induced Voltage along with procedure to inducing…

A: Introduction :  Rate of flow of electrons is called current. Current generated due to variation in…

Q: Current moving through a wire will result in_? Protons moving the opposite direction A magnetic…

A: Current moving through a wire will results in magnetic field induced around the wire.

Q: Sketch how magnetic dipoles align with the magnetic field in each type of substance

A: Depending on the magnetic properties of the elements they are divided in to Paramagnetic,…

Q: What acts on the magnetic moment of a conductive loop in a magnetic field

A: solution is given by

Q: What is the nature of relationship between force and current?

A: Force is something which is experienced by an object or group of objects exerted by other. Current…

Q: Electric current that flows in one direction usually includes which of the following?

A: Battery

Q: Discuss completely the relationship of current to the, a) increase and decrease of voltage, and b)…

A: The relationship of current with voltage as well as resistance can be explained using Ohm's Law.…

Q: what is the effect of magnetic filed on atoms

A: The magnetic field causes the electrons, attracted to the (relatively) positive outer part of the…

Q: Alternating current is current that changes direction in a regular pattern. O True O False

A: There are two major types of currents.  1. Alternating current ( AC)  2. Direct current ( DC)

Q: What are the Properties of Alternating Current?

A: The properties of alternating current are: Frequency is denoted by f and is defined as the number…

Q: Which of the following would create an electrical current? (Most power plants use something like…

A: Introduction: Electric current is produced due to the movement of electric charged particles like…

Q: What is the difference between direct current and alternating current?

A: The direct current is obtained by  a battery or cell. The alternating current is obtained by the…

Q: As charges move in a closed loop, they

A:

Q: What is the relationship of ohms and ampere?

A: If the physical condition of a conductor remains same then voltage applied across its ends is…

Q: What happens if you change the direction of the current in a wire?

A: The current-carrying wire always produces magnetic fields throughout it. The direction of the…

Q: What are logic gates?

A: Logic gates are fundamental building blocks of digital systems. They perform basic logic functions.…

Q: Assume a current carring wire has 16 amps on it. Please calculate magnetic field due to this current…

A:

Q: When does an electric short circuit occur?

A: A common kind of short circuit happens when a battery's positive and negative terminals are attached…

Q: What is the current in the second wire? are the two current in the same direction or in opposite…

A: (a) Force per unit length between the two wires

Q: What is a  simple electric circuit?

A: A simple electric circuit is the complete path circuit around which an electric current can flow.

Q: Direct currents do work because of it's mechanical energy. O True O False

A: In a DC motor, When the current carrying conductor please turn on magnetic field experience of…

Q: What is the nature of current transmitted from a power station?

A: The nature of current transmitted from a power station is alternating current.

Q: How does the current vary with the voltage?

A: Let current be represented by I, voltage be represented by V, and resistance be represented by R.

Q: Brightness of bulb depends on voltage or current?

A: The brightness depends on power.

Q: What determines the rate at which energy is delivered by a current?

A: The concept of power in electrical devices is the electrical energy per unit time transferred by an…

Q: Under what conditions would increasing a voltage have no effect on the current moving through a…

A: The relation between the voltage , resistance and current is given by Ohm's law as follows:V = IR…

Q: A loop of wire is placed in a magnetic field as shown. Which of the following would induce a…

A: Explanation: Electromagnetic induction: The electromagnetic induction is the phenomenon of the…

Q: the decrease in voltage between two ends of a resistor is called?

A: We can measure between the voltage between the two ends of a resistor and on finding the values we…