What is the difference between an electric motor and a generator?

Q: What is the standard unit of power?

A: The standard unit or the SI unit of Power is Watt (W).

Q: What happens when you thrust the north pole of the magnet into the coil in the opposite direction?

A: Whenever there is a relative motion between bar magnet and coil then an current is induced called…

Q: What of the given below devices converts chemical energy to electrical energy? A) Transformer B)…

A: Chemical energy is stored up in battery. When any electrical device for example an electric bulb is…

Q: What is the basic similarity between a generator and an electric motor? What is the basic difference…

A: Electric motor and generator are similar in construction point of view.

Q: What are transformers?

A: Transformers are the devices used to increase or decrease the voltage. Type of transformers which…

Q: How a step up transformer works?

A: The transformer is a static electrical device that is used in many electronic devices like inverters…

Q: What happens to the metal plate as it enters and leaves the magnetic field?

A: Magnetic field is a vector field which describe the magnetic force.

Q: When a permanent magnet is broken in half what happens

A:

Q: How can static electricity be eliminated by induction?

A: Static electricity: An imbalance of electric charges within or on the surface of a material, or…

Q: What is basic difference between a generator and an electric motor?

A: The key difference between the two is that the electric motor is an electrical system that…

Q: A transformer is used to supply a 10 V model train with power from a 114 V wall plug. The train…

A:

Q: Which of the following would be an example of charging by induction?

A: Charging by Induction When a charged body is brought near an uncharged (neutral) conductor, (not in…

Q: Name two appliances in which an electric motor is used.

A: The electric motor work principle is based on Fleming’s left hand rule. Electric motor converts…

Q: A device that converts electrical energy inot mechanical energy is called a motor O transformer O…

A:

Q: How often is current reversed in the loops of an electric motor?

A: Explanation:

Q: A current 7 A is passing through a straight wire. What will be the magnetic field  ___________ in…

A:

Q: Transformer is a device to convert A) D.C. to A.C. B) Low voltage D.C. into high voltage D.C. C) Low…

A: Transformer is device whose function is to transfer voltage from one circuit to other circuit. For…

Q: Explain the idea that an electric generator is an "electric motor in reverse"

A: Electric motor is an electrical machine that converts electrical energy to mechanical energy.…

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: Name the device used to increase the voltage at generating station?

A: Transformers are used in electrical circuits to change the voltage of the electricity flowing in the…

Q: What is the purpose of the transformers?

A: Transformers (sometimes called "voltage transformers") are devices used in electrical circuits to…

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: The student came up with a model that shows a loop of wire being rotated by some external force…

A: It is known that a loop is rotated by some external force and is kept between poles of a strong…

Q: As charges move in a closed loop, they

A:

Q: Details about electric motor and generator

A: Electric motor :- (1) Function :- It converts electric energy into mechanical energy. (2)…

Q: A device used to convert, electrical energy into mechanical energy is (a) generator (b) motor (c)…

A:

Q: State two ways by which the speed of rotation of an electric motor can be increased.

A: the speed of rotation of electric motor can be increased by two ways,1) increase the current through…

Q: A current 7 A is passing through a straight wire. What will be the magnetic field…

A: Given data:  Current (A) = 7 A Distance (r) = 11 cm = 0.11 m Required: The magnetic field (B)

Q: What is the relationship among electric power, current, and voltage?

A: Power is current times voltage.

Q: When starter motor of a car is switched on for 0.8 s. a charge 24 C passes through the coil of the…

A: Given data :                         Charge     =     Q                           Time       =…

Q: what happens when an electron is shot through the ends of a horseshoe magnet?

A: Given data- an electron is shot through the ends of a horseshoe magnet. we know that a horseshoe…

Q: A voltage generated by moving a magnet in a coil of wire is called "induced voltage." True False

A: Required : True or False.

Q: Which of the following describes an electric motor? O A) Is found in many appliances with moving…

A: An electric motor is an electrical machine that converts electrical energy into mechanical energy.…

Q: What is the principle of an electric motor?

A: An electric motor utilizes the magnetic effect of current.

Q: What is the working principle of an electric motor?

A: Principle of electric motor :  It is based on the principle that when a current-carrying conductor…

Q: What energy conversion does take place in a generator when it in use?

A: The law of conservation of energy states that energy can neither be created nor be destroyed and…

Q: Name some devices in which electric motors are used.

A:

Q: You measure a DC motor to have a rotational speed of 7.50 m/s. The mass of the loop is 2.5 g. A 3.0…

A: Given data: The rotational speed is v=7.5 m/s. The mass of loop is m=2.5 g. The voltage of battery…

Q: What is the role of the split ring in an electric motor?

A: Split ring is containing a simple ring or cylindrical shell. This shell or ring split axially to…

Electric Charges and Fields

One of the fundamental properties is the electromagnetic property. Charge cannot be destroyed by any process and this contributes formally to the law of charge conservation.