Particle Physics

Question 1

state conservation of charge? reason? example?

Question 2

conservation of nucleons? why is it this way?
nucleons? reason?

Answer 2

what is that strong nuclear force?

Question 3

types of radiations?
compare mass & charge for radiations?

Answer 3

pg 258

Question 4

alpha particle? composition? mass? charge?

Question 5

beta particle? composition? mass? charge?

Question 6

gamma ray? composition? mass? charge?

Question 7

electron-antiparticle? mass? charge?
what happens when they collide?

Question 8

proton-antiparticle? mass? charge? how is it produced & what uses?

Question 9

beta decay emmision types? why do these processes occur?
governed by? (how does this happen)
importance? (why does this even happen? what is the need?)

Question 10

beta-minus decay?
what is emitted?
what happens to atomic no?
equation?

Question 11

beta-plus decay? emitted particle? equation? atomic number changes?

Question 12

alpha particles energies?

Question 13

quantization of energy levels?
of electrons & nucleons?

Question 14

binding energies?

alpha particles

Question 15

relationship between energy & momentum of the particle? derive the equation?

Question 16

quantum uncertainty?

Question 17

neutrinos in beta decay?
conservation laws?

Question 18

final state interactions?

Question 19

dirac’s equation? +ve/-ve solution?

Question 20

what lead to the discovery of anti particles?

Question 21

bosons & fermions

Question 22

why is asymmtery essential?

Question 23

C-symmtery? parity? CP symmtery

Question 24

why is anti matter so rare if it should be matter = antimatter?

Question 25

CP violation? main cause of asymmtery in the universe?

Question 26

elementary particles? types? standard model of elementary particles?

Question 27

quarks? size? hadrons?

Answer 27

10 -25

Question 28

quarks divided into? diagram of table?

Question 29

up quark? mass? charge? denoted by? why are they the most stable?

Question 30

charm quark? mass? charge? denoted by?

Question 31

strange quark? mass? charge? denoted by? gen? lifetime?

Answer 31

96 MeV/c2 very long life

Question 32

top quark? mass? charge? which gen? denoted by?

Answer 32

they are heaviest and thats why they're not stable and decay

Question 33

bottom quark? mass? charge? which gen? denoted by? decays mostly into but rarely into?

Question 34

color charge? QCD? quarks can be found in what color charges?

Question 35

define hadrons? made of? are they heavy? what types of charge does it have? examples of hadrons?

Question 36

hadrons properties? color charge? do they decay? hadrons are divided into? due to?

Question 37

baryons? mass? made up of? how are they fermions? baryon number? name some baryons?

Question 38

mesons? made of? are they heavier than brayons? spin? how are they bosons? name some common mesons? baryon number?

Question 39

protons & neutrons are made of? how is the charge of proton +1? a proton consists of? in terms of color charge?

Question 40

neutron is made of? how is the charge of neutron 0? a neutron consists of? in terms of color charge?

Question 41

change in quarks in beta positive decay? draw diagram?

Question 42

change in quarks in beta negative decay? draw diagram?

Question 43

leptons? composed of? charge? smallest lepton? most stable? name others? spin? where are the found? what if they are made in nucleus? lepton number?

Question 44

law of conservation of lepton-number? same for baryon number?

Question 45

force carriers? aka? name some? the interaction between matter-particles due to what forces?

Question 46

photon? carriers of? can they travel in vacuum? speed? energy of photon? photon have ____ mass & rest energy? neutal? stable? spin? are they elementary?

Question 47

how are photons mediators of emf? in what context photon carries emf?

Question 48

gluon? mass? travel at what speed? spin? why are they called quanta of strong force? charge? property of color?

Question 49

Z-boson? discovered in? charge? anti particle? mass? lifetime? carrier of?

Question 50

W boson? charge? mass? spin? responsible for? life time? anti particle?

Question 51

Higgs particle? mass? Higgs field? spin? charge? how do quarks, electron & photons interact with Higgs field?

Question 52

heaviest particle? basic unit of light? E=hf? what is this eqn? name basic forces of nature? highest energy accelerator in the world?

Question 53

QFT? what does the 3 forces desribe? QFT desribes particles as? acc. QFT? what is mass? quantum field?

Question 54

string theory?

Question 55

what happens when matter+ anti matter? energy will be how much? energy in the form of? electron+positron? can the energy be converted to matter?

Question 56

annhilation of matter into matter? example of up quark?

Question 57

why do we need to accelerate particles? accelerators? types?

Question 58

LINACS? accelerate upto? consists of? longest? diagram?

Question 59

Synchroton accelerators? aka? max energy obtained by it? schematic diagram?

Question 60

cyclotorn accelerator?