What is electrostatic induction?

1 Answer

Answer :

The process in which positive charge object produce the negative charge when it’s brought close to a neutral object. This process is called electrostatic induction.

Related questions

Description : What is a switch? How does it work?

Last Answer : Switch is a bridge in which electric current flow along the wire. An electric current can be turned on and off by a switch. When you turn the switch on, a small metal piece inside the switch ... turn the switch off, the metal piece moves away from the wire, and the electric current stops flowing.

Description : What is a magnetic field?

Last Answer : The area around a magnet in which its magnetic force acts is called a magnetic field.

Description : What is the difference between a temporary and a permanent magnet?

Last Answer : A piece of steel or iron which keeps magnetic properties is called a permanent magnet. When piece of iron becomes magnetized when it is touched by magnet, which means magnetism has been induced in it. ... away from the magnet, it loses its magnetism. This type of magnet is called a temporary magnet.

Description : What is magnetism?

Last Answer : Magnetism is a force which appears between magnets and magnetic materials like steel and iron. For example, a magnet will attract steel pins and iron nails brought near it.

Description : What are conductors? 

Last Answer : Materials that allow an electric charge to pass along them are called conductors. Metals are good conductors of electricity.

Description : What is an electric circuit?

Last Answer : The pathway along which charged particles move is called an electric circuit. 

Description : What is lightning?

Last Answer : When positive and negative charges in the clouds jump towards each other through the air. The electric Current makes a spark which is seen as a flash of lightning.

Description : How can a body be tested for the presence of a charge?

Last Answer : A body can be tested for a charge in the laboratory with the help of an instrument called a gold leaf Electroscope.

Description : What are ions? How are ions formed?

Last Answer : Ions are the individual atom or group of atoms. Ions formed when individual atom, or group of atoms having a net electric charge (either positive or negative) due to loss or gain of one or more electrons.

Description : What is an atom made up of? 

Last Answer : Atoms are made up of protons, neutrons and electrons. 

Description : How Magnetism Works

Last Answer : How Magnetism Works Magnetism is a physical force. It causes certain objects to attract or repel another object. This mainly occurs in objects of metallic composition. Magnetism is caused by the motion and ... a south pole. A magnet would always have two poles even if it breaks into several pieces.

Description : Explain the concept of anti-Ferro magnetism and state its significance.

Last Answer : When the neighboring magnetic moments are aligned anti-parallel. This phenomenon is called anti ferromagnetism. This phenomenon occurs below a certain temperature known as Neel temp (TN) Eg.: Cobalt oxide, Nickel oxide, Chromium.

Description : The process of removing the unwanted magnetism is called ______ A) Unmagnetization B) Degaussing C) Diamagnetization D) Depoling

Last Answer : The process of removing the unwanted magnetism is called Degaussing

Description : If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be?

Last Answer : If residual magnetism is present in a D.C. generator, the induced e.m.f. at zero speed will be zero.

Last Answer : In D.C. machines the residual magnetism is of the order of 2 to 3 percent.

Description : Phenomena in which a charged body attract uncharged body is called A. electrostatic induction B. electric current C. charge movement D. magnetic induction

Last Answer : electrostatic induction

Description : Corona discharge is related to the operation of a/an (A) Induction motor (B) Electrostatic precipitator (C) Fast breeder reactor (D) Magneto hydrodynamic generator (MHD)

Last Answer : Option B

Description : How feasible are electrostatic pellet guns?

Last Answer : answer:I will make the assumption you are interested in the charged portion of the electrostatically charged metal pellets in your question. We already know how to fire metal pellets ... can include: no-op, unpredictable and uncontrollable, and total destruction. Wear your safety glasses.

Description : Defines electrostatic precipitators. -SST 10th

Last Answer : Electrostatic precipitators have been the air pollution control technology of choice for power generation and industrial processes throughout the world. ESPs are highly efficient dust collectors with proven collection ... enter the unit and are then removed by the influence of an electric field.

Description : What is an electrostatic force?

Last Answer : The electric potential energy of given configuration of chargesis defined as the work which must be done against the Coulomb forceto rearrange charges from infinite separation to this configuration ... yes, undoubtedly correct. But what is an electrostaticforce ?Atraction between two opposite forces

Description : A cation and an anion slowly move towards each other. What happens to the strength of the electrostatic force between them?

Last Answer : The Strength is increased and and Ionic bond is formed.An Ionic bonds involve a cation and an anion. The bond is formed when an atom, typically a metal, loses an electron or electrons, and ... it. The ions produced are oppositely charged and are attracted to one another due to electrostatic forces.

Description : In coal fired power plants, electrostatic precipitators are fitted to control emission of

Last Answer : In coal fired power plants, electrostatic precipitators are fitted to control emission of A. `NO_(x)` B. CO C. SPM D. `SO_2`

Description : Cyclone collectors and electrostatic precipitators are meant ofor controlling

Last Answer : Cyclone collectors and electrostatic precipitators are meant ofor controlling A. Radioactive pollution B. ... C. Noise pollution D. Water pollution

Description : Cyclone collectors and electrostatic precipitators are meant for controlling

Last Answer : Cyclone collectors and electrostatic precipitators are meant for controlling A. Sewage pollution B. ... C. Pesticide pollution D. Natural pollution

Description : Electrostatic precipitators are employed to remove particulate pollutants of the size of

Last Answer : Electrostatic precipitators are employed to remove particulate pollutants of the size of A. `5-20 mum ` B. `20 - ... mum` and larger D. `0.5-5.0 mum`.

Description : In a coal-fired power plant, electrostatic precipitators are installed to control the emission of

Last Answer : In a coal-fired power plant, electrostatic precipitators are installed to control the emission of A. `CO` B. `SO_(2)` C. `NO_(8)` D. SPM

Description : What type of electrostatic charge does a proton have?

Last Answer : Proton is a positive particle.

Description : What is a substance formed by an electrostatic attraction between atoms or groups of atoms of opposite charge?

Last Answer : This is an ionic bond.

Description : What is electrostatic attraction?

Last Answer : Electrostatic attraction refers to the electrostatic force of long range interaction occurring between the attractive electrostatic adsorption in aqueous solution with differently charged particles or uncharged particles.

Description : What is electrostatic attraction?

Last Answer : Electrostatic attraction refers to the electrostatic force of long range interaction occurring between the attractive electrostatic adsorption in aqueous solution with differently charged particles or uncharged particles.

Description : Bonds that are formed between two cysteine residues is (A) Disulphide (B) Peptide (C) Electrostatic (D) Hydrophobic

Last Answer : Answer : A

Description : α-Helix is formed by (A) Hydrogen bonds (B) Hydrophobic bonds (C) Electrostatic bonds (D) Disulphide bonds

Last Answer : Answer : A

Description : Electrostatic bonds can be formed between the side chains of (A) Alanine and leucine (B) Leucine and valine (C) Asparate and glutamate (D) Lysine and aspartate

Last Answer : Answer : D

Description : Explain in brief about electrostatic bonds in antigen-antibody interaction ?

Last Answer : These are formed due to the attraction between opposite charged protein side chains.

Description : Electrostatic type instruments are mainly used for measurement of: a) Heavy currents b) Low currents c) Low voltages d) High voltages

Last Answer : Ans: D

Description : On which of the following techniques photo state machine works? Magnetic Image—Making Thermal Image—Making Electrostatic Image—Making Electromagnetic Image Making

Last Answer : (3) Electrostatic Image- Making Explanation: All Electrostatic Copiers work under the premise that a charge of electricity is placed on an Image Drum which has the ability to retain. the electric ... ) is a machine that makes paper copies of documents and other visual images quickly and cheaply.

Description : Which of the following is a scalar quantity? (1) Velocity (2) Force (3) Angular momentum (4) Electrostatic potential

Last Answer : (3) Angular momentum Explanation: The electrostatic potential at any point in an electric field is defined as the work done in bringing a unit positive charge from infinity to that point against the electric force of the field.

Description : The weakest of all fundamental forces is – (1) Gravitational force (2) Electrostatic force (3) Magnetic force (4) Nuclear force

Last Answer : (1) Gravitational force Explanation: In particle physics, fundamental interactions (sometimes called interactive forces or fundamental forces) are the ways that elementary particles interact with one another. ... weak interaction ("weak nuclear force"), and gravitation. All are non-contact forces.

Description : A current carrying conductor is associated with – (1) a magnetic field (2) an electric field (3) an electro-magnetic field (4) an electrostatic field

Last Answer : (3) an electro-magnetic field Explanation: A current carrying conductor, such as a metal wire, will produce a magnetic field around it because of the motion of charge within the wire itself. This motion produces or sets up a magnetic field around the wire in the form of concentric circles.

Description : Electrostatic precipitator is used to control the pollution of – (1) air (2) water (3) noise (4) thermal

Last Answer : (1) air Explanation: An electrostatic precipitator (ESP), or electrostatic air cleaner is a particulate collection device that removes particles from a flowing gas (such as air) using the force of an ... particles from a flowing gas (such as air) using the force of an induced electrostatic charge.

Description : A photostat machine works on – (1) electromagnetic image making (2) electrostatic image making (3) magnetic image making (4) thermal image making

Last Answer : (2) electrostatic image making Explanation: A photocopier uses electrostatic charge to produce a copy. The original document is placed onto a sheet of glass. An image of this page is projected ... drum which are lit by the projected image lose their electrostatic charge when they start to conduct.

Description : Electrostatic precipitator is used to control — (1) Air pollution (2) Water pollution (3) Solid waste (4) Noise pollution

Last Answer : (1) Air pollution Explanation: An electrostatic precipitator (ESP), or electrostatic air cleaner is a particulate collection device that removes particles from a flowing has (such as air) using the force ... , and can easily remove fine particulate matter such as dust and smoke from the air stream.

Description : Non-Impact Printers use ________ technologies. A. electrostatic and chemical B. thermal C. inkjet D. All of the Above

Last Answer : D. All of the Above

Description : Electrostatic forces in high voltage circuits cause indicating instruments to give ____________. A. parallax readings B. highly intuitive readings C. highly accurate readings D. inaccurate readings

Last Answer : Answer: D

Description : The polarization of a radio wave: A. Is perpendicular to the electrostatic field of the antenna B. Is the same direction as the electrostatic field of the antenna. C. Is the same direction ... field of the antenna. D. Is perpendicular to both the electrostatic and magnetic fields of the antenna.

Last Answer : B. Is the same direction as the electrostatic field of the antenna.

Description : What is the relationship in degrees of the electrostatic and electromagnetic fields of an antenna? A. 0 degree B. 45 degrees C. 90 degrees D. 180 degrees

Last Answer : C. 90 degrees

Description : Electrostatic Precipitator is used to control the –

Last Answer : consequent pole

Description : Traces of liquid tar fog present in coke oven gas is separated using (A) Electrostatic precipitator (B) Cyclone separator (C) Strainer (D) None of these

Last Answer : (A) Electrostatic precipitato

Description : . The most suitable equipment for removing the fine dust particle (< 1 micron dia.) from air below its dew point will be a/an (A) Bag filter (B) Electrostatic precipitator (C) Cyclone separator (D) Wet scrubber

Last Answer : (B) Electrostatic precipitator

Description : Dust collection efficiency of electrostatic precipitator can be as high as 99.9%. Maximum temperature and pressure of dust laden gas that can be cleaned in an electrostatic precipitator is respectively. (A) 200°C and 5 atm (B) 1000°C and 10 atm (C) 500°C and 50 atm (D) 1000°C and 500 atm

Last Answer : (B) 1000°C and 10 atm