Which unit we use to express nuclear sizes? (1) Tesla (2) Newton (3) Fermi (4) None of above

Which unit we use to express nuclear sizes? (1) Tesla (2) Newton (3) Fermi (4) None of above
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Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla

Description : Nuclear sizes are expressed in a unit named - (1) Fermi (2) Angstrom (3) Newton (4) Tesla

Last Answer : (1) Fermi Explanation: The fermi (1 fm = 10⁻¹⁵ m) is of the order of magnitude of the size of nucleons and nuclei, so it is more appropriate to describe sizes for nuclear phenomena.

The most suitable unit for expressing nuclear radius is - (1) nanometre (2) fermi (3) angstrom (4) micron

Description : The most suitable unit for expressing nuclear radius is - (1) nanometre (2) fermi (3) angstrom (4) micron

Last Answer : (2) fermi Explanation: The atomic radius is a measure of the size of an atom. It is defined as one half the distance between the nuclei of two identical atoms that are bonded together. Angstrom is the most common unit used for measuring atomic radius.

The most suitable unit for expressing nuclear radius is : (1) nanometre (2) fermi (3) angstrom (4) micron

Description : The most suitable unit for expressing nuclear radius is : (1) nanometre (2) fermi (3) angstrom (4) micron

Last Answer : angstrom

Which of the following men was involved with the first controlled nuclear reaction? w) Linus Pauling x) Nelson Sartoris y) Edward Teller z) Enrico Fermi

Description : Which of the following men was involved with the first controlled nuclear reaction? w) Linus Pauling x) Nelson Sartoris y) Edward Teller z) Enrico Fermi

Last Answer : ANSWER: Z -- ENRICO FERMI

Who was the inventor of electric batteries in electric cars A Thomas Davenport B newton C Dr Abdul kalam D Nikola tesla

Description : Who was the inventor of electric batteries in electric cars A Thomas Davenport B newton C Dr Abdul kalam D Nikola tesla

Last Answer : A Thomas Davenport

Tesla is a unit of magnetic – (1) flux (2) induction (3) moment (4) field

Description : Tesla is a unit of magnetic – (1) flux (2) induction (3) moment (4) field

Last Answer : (4) field Explanation: The tesla (symbol T) is the SI derived unit used to measure magnetic fields. Testa can be measured in different ways; for example, one tesla is equal to one Weber per ... Measures (CGPM). It was named in honor of the physicist electrical engineer, and inventor, Nikola Tesla.

Derived unit Tesla is related to A. A B. kg C. s D. all of above

Description : Derived unit Tesla is related to A. A B. kg C. s D. all of above

Last Answer : all of above

Tesla is a unit of magnetic : (1) flux (2) induction (3) moment (4) field

Description : Tesla is a unit of magnetic : (1) flux (2) induction (3) moment (4) field

Last Answer : flux

First experimental observation of nuclear fission was done by (A) Plane (B) Rutherford (C) Fermi (D) Hahn and Strassmann

Description : First experimental observation of nuclear fission was done by (A) Plane (B) Rutherford (C) Fermi (D) Hahn and Strassmann

Last Answer : (C) Fermi

What “Enrico Fermi” invented? A. X ray machine B. Betatron C. Cyclotron D. Nuclear reactor (Answer)

Description : What “Enrico Fermi” invented? A. X ray machine B. Betatron C. Cyclotron D. Nuclear reactor (Answer)

Last Answer : D. Nuclear reactor (Answer)

The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Description : The idea that we CANNOT know both the position and velocity of a subatomic particle at the same time was formulated by: w) Einstein x) Heisenberg y) Fermi z) Schroedinger

Last Answer : ANSWER: X -- HEISENBERG

Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Description : Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Last Answer : (D) Curie

Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Description : Unit of radioactivity is (A) Barn (B) Fermi (C) Angstrom (D) Curie

Last Answer : (D) Curie

Natural radioactivity was discovered by - (1) Marie Curie (2) Ernest Rutherfor (3) Henri Becquerel (4) Enrico Fermi

Description : Natural radioactivity was discovered by - (1) Marie Curie (2) Ernest Rutherfor (3) Henri Becquerel (4) Enrico Fermi

Last Answer : (3) Henri Becquerel Explanation: The Discovery of Radioactivity. In 1896 Henri Becquerel was using naturally fluorescent minerals to study the properties of xrays, which had been discovered in 1895 by Wilhelm Roentgen.

The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: w) Fresnel lines x) Fraunhofer lines y) Fermi lines z) Franklin lines

Description : The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: w) Fresnel lines x) Fraunhofer lines y) Fermi lines z) Franklin lines

Last Answer : ANSWER: X -- FRAUNHOFER LINES

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

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

What kind of terms did Newton express his laws?

Description : What kind of terms did Newton express his laws?

Last Answer : Feel Free to Answer

What is the SI unit of frequency? (1) Newton (2) Watt (3) Farad (4) Hertz

Description : What is the SI unit of frequency? (1) Newton (2) Watt (3) Farad (4) Hertz

Last Answer : (4) Hertz Explanation: The number of waves or vibrations passing through a point in one second is called Frequency. The SI (System International) Unit of Frequency is Hertz(Hz).

Which of the following is NOT an SI unit of measure? w) watt x) newton y) joule z) erg e) second

Description : Which of the following is NOT an SI unit of measure? w) watt x) newton y) joule z) erg e) second

Last Answer : ANSWER: Z -- ERG

The most suitable unit to express the nuclear radius i

Description : The most suitable unit to express the nuclear radius i

Last Answer : The most suitable unit to express the nuclear radius i

Tesla is a unit of magnetic:

Description : Tesla is a unit of magnetic:

Last Answer : flux density

Tesla is the unit of Magnetic –

Description : Tesla is the unit of Magnetic –

Last Answer : Induction

Identify which of the following is the unit of magnetic flux density? a) Weber b) Weber/m c) Tesla d) Weber -1

Description : Identify which of the following is the unit of magnetic flux density? a) Weber b) Weber/m c) Tesla d) Weber -1

Last Answer : c) Tesla

Tesla metre per ampere (T. m/A) is the unit for the measurement of (A) Magnetic susceptibility (B) Magnetic moment (C) Permeability of free space (D) Flux density

Description : Tesla metre per ampere (T. m/A) is the unit for the measurement of (A) Magnetic susceptibility (B) Magnetic moment (C) Permeability of free space (D) Flux density

Last Answer : Option C

Which of the following is the unit of magnetic flux density ? (a) weber (b) lumens (c) tesla (d) none of the above

Description : Which of the following is the unit of magnetic flux density ? (a) weber (b) lumens (c) tesla (d) none of the above

Last Answer : (c) tesla

Tesla is a unit of (a) field strength (b) inductance (c) flux density (d) flux

Description : Tesla is a unit of (a) field strength (b) inductance (c) flux density (d) flux

Last Answer : (c) flux density

Tesla is a unit of

Last Answer : Tesla is a unit of flux density.

Who invented the Lightning Rod in 1749? (1) Benjamin Franklin (2) Nikola Tesla (3) Eli Whitney (4) George Washington

Description : Who invented the Lightning Rod in 1749? (1) Benjamin Franklin (2) Nikola Tesla (3) Eli Whitney (4) George Washington

Last Answer : (1) Benjamin Franklin Explanation: The principle of the lightning rod was first detailed by Benjamin Franklin in Pennsylvania in 1749. In the subsequent years, he developed his invention for household application (published in 1753) and further improvements towards a reliable system around 1760.

1 Tesla is equal to A. 50 N A-1 m-1 B. 100 N A-1 m-1 C. 1 N A-1 m-1 D. 1000 N A-1 m-1

Description : 1 Tesla is equal to A. 50 N A-1 m-1 B. 100 N A-1 m-1 C. 1 N A-1 m-1 D. 1000 N A-1 m-1

Last Answer : 1 N A-1 m-1

The magnetic pressure of a 0.5 Tesla field is about one atmosphere. What is the pressure of a 4 Tesla field?

Description : The magnetic pressure of a 0.5 Tesla field is about one atmosphere. What is the pressure of a 4 Tesla field?

Last Answer : ANSWER: 64 ATMOSPHERES (PROPORTIONAL TO B2)

The Tesla and the Gauss are units of measure of: w) conductance x) magnetic field strength y) magnetic flux z) electrical current

Description : The Tesla and the Gauss are units of measure of: w) conductance x) magnetic field strength y) magnetic flux z) electrical current

Last Answer : ANSWER: X -- MAGNETIC FIELD STRENGTH

If I calcuate "energy per m^3", do I express the unit for my answer as "J" or "J/m^3"?

Description : If I calcuate "energy per m^3", do I express the unit for my answer as "J" or "J/m^3"?

Last Answer : You will need to express this as J/m^3 to be fully correct, but it seems the answers assume it is not necessary because the question states ‘per m^3’.

What is the Fermi paradox?

Description : What is the Fermi paradox?

Last Answer : The Fermi paradox is the apparent contradiction between the high probability of the existence of extraterrestrial civilizations, as suggested by the Drake equation, and the lack of evidence for their existence, and has been the subject of much speculation and debate.

What is the Fermi-Dirac statistics?

Description : What is the Fermi-Dirac statistics?

Last Answer : The Fermi-Dirac statistics is a type of quantum statistics that describes the behavior of fermions, which are a type of subatomic particle that follow the rules of quantum mechanics, and are important in many areas of physics, including the behavior of electrons in solids.

What is the Fermi paradox?

Description : What is the Fermi paradox?

Last Answer : The Fermi paradox is the apparent contradiction between the high likelihood of the existence of extraterrestrial civilizations and the lack of evidence for their existence

What is your solution to or thoughts on the Fermi paradox?

Description : What is your solution to or thoughts on the Fermi paradox?

Last Answer : answer:The size of the universe combined with the age of the universe makes the probability ridiculous. Consider that humans have only had written communication (And by that I mean the ability to ... it makes sense to believe that there may be advanced intelligent life out there somewhere, somewhen.

The Fermi Paradox asks, "Where is everybody?" Could intelligent life be mostly self extinguishing?

Description : The Fermi Paradox asks, "Where is everybody?" Could intelligent life be mostly self extinguishing?

Last Answer : answer:It's a good piece, and the overall thesis is worth thinking about. Still, it seems to me that there are several alternatives to the pessimistic hypothesis that intelligent life extinguishes ... think about how far away a civilization in another solar system-or even another galaxy-would be.

The name of the scientist who discovered neutron is - (1) Fermi (2) Rutherford (3) Chadwick (4) Bohr

Description : The name of the scientist who discovered neutron is - (1) Fermi (2) Rutherford (3) Chadwick (4) Bohr

Last Answer : (3) Chadwick Explanation: Sir James Chadwick, CH, FRS (20 October 1891 – 24 July 1974) was a British physicist who was awarded the 1935 Nobel Prize in Physics for his discovery of the neutron in 1932.

Neutron was discovered by - (1) Chadwick (2) Rutherford (3) Fermi (4) Bohr

Description : Neutron was discovered by - (1) Chadwick (2) Rutherford (3) Fermi (4) Bohr

Last Answer : (1) Chadwick Explanation: Neutron was discovered by James Chadwick in the year 1932. The neutron is a subatomic particle, symbol n or n⁰, with no net electric charge and a mass slightly larger than that of a proton. Protons and neutrons constitute the nuclei of atoms.

The size of an atom is of the order of one (A) °Angstrom (B) Fermi (C) Micron (D) mm

Description : The size of an atom is of the order of one (A) °Angstrom (B) Fermi (C) Micron (D) mm

Last Answer : (A) °Angstrom

Which of the following properties distinguish a material as conductor, insulator and semiconductor? a) Free electron charges b) Fermi level after doping c) Energy band gap d) Electron density

Description : Which of the following properties distinguish a material as conductor, insulator and semiconductor? a) Free electron charges b) Fermi level after doping c) Energy band gap d) Electron density

Last Answer : c) Energy band gap

The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: A. Fresnel lines B. Fraunhofer lines C. Fermi lines D. Franklin lines

Description : The dark lines constituting the absorption spectrum exhibited by sunlight are frequently called: A. Fresnel lines B. Fraunhofer lines C. Fermi lines D. Franklin lines

Last Answer : B. Fraunhofer lines

Define (i) Intrinsic semiconductor (ii)Fermi energy level

Description : Define (i) Intrinsic semiconductor (ii)Fermi energy level  

Last Answer : (i) Intrinsic semiconductor: The semiconductor in extremely pure form is called as intrinsic semiconductor.  (ii) Fermi energy level : The energy difference between conduction band and valence band is called as fermi energy level.

In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room

Description : In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: A) Half the total number of electrons in the crystal B) Zero C) Half the number of atoms in the crystal D) Half the number of free electrons in the crystal

Last Answer : In a single crystal of an intrinsic semiconductor, the number of free carriers at the Fermi level at room temperature is: Zero 

In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF:

Description : In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF: (1) Remains unaltered (2) Moves towards the conduction band (3) Move towards the center of forbidden energy gap (4) May or may not move depending on temperature 

Last Answer : In an n-type semiconductor, as the donor concentration ND increases, the Fermi level EF: Moves towards the conduction band

Fermi level is the measure of...

Description : Fermi level is the measure of  (A) Doping of electrons (B) Probability of occupancy of electrons or holes (C) Probability of occupancy of photons (D) Probability of occupancy of wavelength

Last Answer : (C) Probability of occupancy of photons

Fermi energy is the amount of energy which

Last Answer : Fermi energy is the amount of energy which Must be given to an electron to move it to conduction band.

what is fermi energy

Description : what is fermi energy

Last Answer : Fermi energy is the part of electron band diagram.Fermi energy is highest energy that the electron assume at T = 0 K. Fermi level comes in between conduction band and valance band. In case of ... , In case of semiconductor energy gap is small, And in case of conductor energy gap is overlap.

Which is the basic unit of lumen , joule , mole and newton ?

Last Answer : The middle mole is a basic unit.

Which of the following is a unit of isolation factor? (A) Newton (B) Joule (C) Hz (D) None of the above

Description : Which of the following is a unit of isolation factor? (A) Newton (B) Joule (C) Hz (D) None of the above

Last Answer : (D) None of the above