1 Answer

Answer :

Plasma particles are electrically conductive.

Related questions

Description : The theory which ascribes wave-like properties to particles is called: w) general relativity x) quantum mechanics y) special relativity z) classical mechanics

Last Answer : ANSWER: X -- QUANTUM MECHANICS

Description : Questions about plasma?

Last Answer : dNot sure how you would actually separate the electrons from the nuclei. In an Inductively coupled plasma analyzer, a sample is inductively heated to the point of ionizing the elements of the sample. ... effect is heat and ionization, but not much else. Anything beyond that and I am speculating.

Description : Do flames contain plasma? -Physics

Last Answer : Some flames do contain plasma and some flames do not. To properly answer this question, we really have to first strictly define what we mean by "plasma". A textbook definition of a plasma is an ... by some cutoff point where there are enough ions in the gas that it begins acting like a plasma.

Description : Explain the plasma state of matter ?

Last Answer : Plasma is a ionized gas at very high temperatures. The major source of plasma is the sun. Other stars are also sources of plasma. Plasma conditions are created at a temperature of about a few thousand degrees Celsius. Like gas, plasma has no fixed size or volume.

Description : What are the major sources of plasma ?

Last Answer : The sun is the major source of plasma.

Description : What is Plasma ?

Last Answer : Fourth stage of plasma matter (after solid , liquid and gaseous). Plasma is an ionized gas where the number of free electrons and positive ions is almost equal. At interstellar ... Plasma). Plasma conducts electricity easily despite being electrically quenched. They have very high temperatures.

Description : What is the plasma state of matter ?

Last Answer : The so-called fourth state of plasma (after solid , liquid and gaseous). Plasma is an ionized gas where the number of free electrons and positive ions is almost equal. At interstellar locations , plasma ... in the atmosphere of the star (even the Sun), and in the experimental heat-nuclear reactor .

Description : Which of the following is not a part of a CRT? (1) Phosphor screen (2) Shadow mask (3) Electron gun (4) Gas plasma

Last Answer : (4) Gas plasma Explanation: The cathode ray tube (CRT) is a vacuum tube containing an electron gun (a source of electrons or electron emitter) and a fluorescent screen used to view images. Colour tubes ... stripes (as in aperture grille designs) or clusters called "triads" (as in shadow mask CRTs).

Description : The fourth state of matter is known as (1) Gas (2) Vapour (3) Plasma (4) Electrons

Last Answer : (3) Plasma Explanation: The characteristics of plasmas are significantly different from those of ordinary neutral gases so that plasmas are considered a distinct "fourth state of matter, plasma is a ... it into a plasma, which contains charged particles: positive ions and negative electrons or ions.

Description : Which of the following is not a part of a CRT ? (1) Phosphor screen (2) Shadow mask (3) Electron gun (4) Gas plasma

Last Answer : Gas plasma

Description : The fourth state of matter is known as (1) Gas (2) Vapour (3) Plasma (4) Electrons

Last Answer : Plasma

Description : How do quantum entangled particles achieve spooky action at a distance?

Last Answer : answer:How it works your guess is as good as mine. But to suppose that it does work is profound on many levels. To hypothesize, the Superdense coding made possible through entanglement may indeed ... s almost like redefining the word cloning in order to put forth an embryonic stem cell agenda.

Description : What is the mass of beta particles ?

Last Answer : Beta particle mass is: 0.11X10 (_31) Kg

Description : Ozone layer in the outer atmosphere helps us in – (1) reflecting radio waves and makes radio communication possible (2) regulating he temperature of atmosphere (3) absorbing cosmic ray particles (4) absorbing U-V radiations

Last Answer : (4) absorbing U-V radiations Explanation: The ozone layer is a layer in Earth's atmosphere containing relatively high concentrations of ozone (03) which absorbs 97- 99% of the Sun's medium-frequency ultraviolet light.

Description : What is viewed through an electron microscope? (1) Electrons and other elementary particles (2) Structure of bacteria and viruses (3) Inside of human stomach (4) Inside of the human eye

Last Answer : (2) Structure of bacteria and viruses Explanation: Electron microscopes are used to observe a wide range of biological and inorganic specimens including microorganisms, cells, large molecules, ... microscope because electrons have wavelengths about 100,000 times shorter than visible light photons.

Description : An electron microscope gives higher magnification than an optical microscope, because: (1) It uses more powerful lenses (2) the velocity of electron is smaller than that of visible (3) the ... particles (4) the wavelength of electrons is smaller as compared to the wavelength of visible light

Last Answer : (4) the wavelength of electrons is smaller as compared to the wavelength of visible light Explanation: An electron microscope uses a beam of electrons to illuminate a specimen and produce a ... photons. Magnification is the process of enlarging something only in appearance, not in physical size.

Description : Why are covalent compounds poor conductors of electricity? (1) Due to the presence of charged particles. (2) Due to the absence of charged particles. (3) Due to the presence of a triple bond. (4) None of the above

Last Answer : (2) Due to the absence of charged particles. Explanation: In a covalent compound, electrons are shared between atoms. This leaves no free electrons and hence there and no charged particles. This leads to covalent compounds being poor conductors of electricity.

Description : Beta rays emitted by a radioactive material are – (1) The electrons orbiting around the nucleus (2) Charged particles emitted by nucleus (3) Neutral particles (4) Electromagnetic radiations

Last Answer : (2) Charged particles emitted by nucleus Explanation: A beta ray is a high-energy, highspeed electron (negatively charged) or positron (positively charged) emitted in the radioactive decay of an atomic nucleus, such as a potassium40 nucleus, in the process of beta decay.

Description : Removal of carbon particles from air involves the principle of - (1) Precipitation (2) Filteration (3) Electrophoresis (4) Sedimentation

Last Answer : (3) Electrophoresis Explanation: Electrophoresis is the process of separating certain large molecules so they can be examined more easily.

Description : X-rays are – (1) positively charged particles (2) negatively charged particles (3) neutral particles (4) None of these

Last Answer : (3) neutral particles Explanation: Like gamma rays and neutrons, X-rays are electrically neutral. They have neither a positive nor a negative charge. They cannot be accelerated or made to ... particles (electrons and positrons) and heavy charged particles (protons, alpha particles and heavier ions).

Description : A cyclone is an engineering device that is used to - (1) transport materials (2) segregate particles (3) control switching devices (4) model fractals

Last Answer : (2) segregate particles Explanation: When removing particulate matter from liquid, a hydrocyclone issued; while from gas, a gas cyclone is used.

Description : The following particles move with same kinetic energy. Which of them has maximum momentum? (1) Electron (2) Proton (3) Deutron (4) Alpha Particle

Last Answer : (4) Alpha Particle Explanation: The formula for kinetic energy in terms of momentum for fundamental particles is basically just a quantized version of the classical formula, KE=(P^2)/2m, where KE is kinetic energy, p is momentum and m is the particle’s mass.

Description : As compared to the volume occupied by gas, the volume of particles is A. more B. infinite C. negligible D. less than the volume of gas

Last Answer : negligible

Description : Particles involved in the movement within material are A. protons B. electrons C. neutrons D. positrons

Last Answer : electrons

Description : According to the equation ‘r = (mv)⁄(Be)’, the faster moving particles A. move in smaller circle B. move straight C. move in bigger circle D. move randomly

Last Answer : move in bigger circle

Description : According to Newton's law of universal gravitation, any two particles of finite mass attract one another with a force which is A. Inversely proportional to the product of their masses and ... the product of their masses and inversely proportional to the square of their distance apart

Last Answer : Directly proportional to the product of their masses and inversely proportional to the square of their distance apart

Description : One of the particles expected to be discovered at the Superconducting Super Collider is the: w) Higg's boson. x) tau meson. y) tachyon. z) anti-proton.

Last Answer : ANSWER: W -- HIGG'S BOSON.

Description : Superconducting materials are being used in the Superconducting Super Collider to: w) cool the particles. x) minimize electrical power consumption. y) maximize the acceleration potentials. z) provide radiation shielding.

Last Answer : ANSWER: X -- MINIMIZE ELECTRICAL POWER CONSUMPTION.

Description : What kind of particles will be accelerated in the Superconducting Super Collider?

Last Answer : ANSWER: PROTONS

Description : A proton and an alpha particle pass through the gap of a strong magnet. If both particles have the same initial velocity, how many times greater will the defection of the proton be relative to the deflection of the alpha particle? Will it be: w) the same x) 2 times y) 4 times z) 8 times

Last Answer : ANSWER: X -- 2 TIMES

Description : The temperature of a gas measures the: w) number of calories of heat present x) average kinetic energy of the particles in the gas y) exact number of particles in the gas z) potential energy of the gas

Last Answer : ANSWER: X -- AVERAGE KINETIC ENERGY OF THE PARTICLES IN THE GAS 

Description : What name is given to the visible light emitted when charged particles pass through a transparent medium with a velocity exceeding the velocity of light in the medium?

Last Answer : ANSWER: CERENKOV RADIATION

Description : Who said this about alpha particles and the reflection of these particles from thin foils? "It was about as credible as if you fired a 15-inch shell at a piece of tissue paper and it came back at you." 

Last Answer : ANSWER: RUTHERFORD

Description : Photons and gravitons are names associated with a category of particles called: w) mesons x) bosons y) leptons z) baryons

Last Answer : ANSWER: X --BOSONS

Description : What name is given to the class of subatomic particles which include the proton, the neutron, and several heavier particles, such as the lambda, the sigma and the omega.

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Description : In Rutherford's experiment involving the deflection of alpha particles by atomic nuclei, the fact that some of the alpha particles bombarding the thin gold foil were back-scattered, led to one of the ... its nucleus z) the nucleus of a gold atom occupies nearly the entire space of the atom

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Description : A high voltage applied to a gas discharge tube containing neon gas at very low pressure causes a current to flow through the tube. Which one of the following are the particles that flow towards the ... Are they w) electrons x) protons y) negatively charged neon ions z) positively charged neon ions

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Description : Which of the following statements is TRUE about an ELASTIC collision between two particles? Is it true that: w) neither particle loses any of its kinetic energy x) neither particle loses any of ... that lost by the other z) the total kinetic energy before and after the collision remains constant

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Description : A charged particle is moving in a UNIFORM magnetic field. If the direction of motion of the charged particle is at right angles to the magnetic field, describe the shape of the charged particle's path.

Last Answer : ANSWER: CIRCULAR or CIRCLE

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Last Answer : ANSWER: Y -- PHOTONS 

Description : The random motion of particles suspended in a fluid is called: w) Boson Condensation x) Fermi Motion y) Brownian Motion z) Pauli Motion

Last Answer : ANSWER: Y -- BROWNIAN MOTION

Description : What name is given to those elementary particles for which there is a symmetry under intrapair production. Included are photons, pi mesons, and nuclei with an even number of particles. 

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Last Answer : ANSWER: Y -- SCINTILLATION COUNTER 

Description : When an atomic nucleus emits a beta particle, one of its neutrons disintegrates into one of the following set of particles. Does it disintegrate into: w) a positron and an electron x) a proton, an ... and an antineutrino y) a proton, an electron, and a positron z) a neutrino and an antineutrino

Last Answer : ANSWER: X -- A PROTON, AN ELECTRON AND AN ANTINEUTRINO 

Description : Alpha particles are nuclei of: w) hydrogen x) helium y) oxygen z) nitrogen

Last Answer : ANSWER: X -- HELIUM

Description : Two vibrating particles that are "out of phase" differ in the phase of their vibration by: w) 1/4 cycle x) 1/2 cycle y) 3/4 cycle z) 1 cycle

Last Answer : ANSWER: X -- 1/2 CYCLE

Description : As a longitudinal wave moves through a medium, the particles of the medium: w) vibrate in a path parallel to the path of the wave x) vibrate in a path perpendicular to the path of the wave y) follow the wave along its entire path z) do not move

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Description : A charged particle is moving in a UNIFORM magnetic field. If the direction of motion of the charged particle is parallel to the magnetic field, describe the shape of the charged particle's path. 

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Description : Beta rays emitted by a radioactive material are (1) The electrons orbiting around the nucleus (2) Charged particles emitted by nucleus (3) Neutral particles (4) Electromagnetic radiations

Last Answer : Charged particles emitted by nucleus