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the alpha ray activity of a material is measured after equal successive intervals hours in terms of its initial
two equal masses are connected by means of a spring and two other identical springs fixed to rigid supports on either
in a certain two-dimensional field of force the potential energy of a particle has the form u ax2 3y2 where a and 13
a particle has shifted along some trajectory in the plane xy from point 1 whose radius vector r1 i 2j to point 2 with
find the magnitude and direction of the force acting on the particle of mass in during its motion in the plane xy
a point moves in the plane xy according to the law x a sin cot y a 1 - cos wt where a and co are positive constants
a narrow beam of singly charged 10b and 11b ions of energy 5 kev pass through a slit of width 1 mm into a uniform
a a d52 term in the optical spectrum of 39 19k has a hyperfine structure with four components find the spin of the
in a nuclear magnetic experiment for the nucleus 25mn55 of dipole moment 346micron the magnetic field employed is 08 t
11na decays to 22 10ne via szlig with tmax 0542 mev followed by -decay with energy 1277 mev if the mass of 22ne is
how does the shell model predict 7- 2 for the ground state spin parity of 41 20ca what does the model predict about the
the masses amu of the mirror nuclei 27 13al and 27 14si are 26981539 and 26986704 respectively determine the coulombs
pions and protons both with momentum 4 gevc travel between two scintillation counters distance l m apart what is the
a scintillation spectrometer consists of an anthracene crystal and a 10-stage photomultiplier tube the crystal yields
a 400-channel pulse-height analyzer has a dead time t 17 05 kmicros when it registers counts in channel k how large
an electron incident on a glass block of refractive index 15 emits cerenkov radiation at an angle 45 to its direction
calculate the number of cerenkov photons produced by a particle travelling at szlig 095 in water n 133 in the
a depletion-layer detector has an electrical capacitance determined by the thickness of the insulating dielectric
a particle of known charge but unknown rest mass is accelerated from rest by an electric field e into a cloud chamber
a proton moving with a velocity 3times105 ms-1 enters a magnetic field of 03 t at an angle of 30 with the field what
the average flux of primary cosmic rays over earths surface is approximately 1 cm-2 s-1 and their average kinetic
thread discussion on the differences between the pueblo and paiutenow that weve learned about both the pueblo and
compare and contrast the lessons learnt relating to joint warfare from the malayan campaign and the falklands war how
essay -using primary texts supplied write a 750-word essay that demonstrates how proponents and the opponents of
please answer the following question your answer should be thorough and demonstrate your understanding of the material