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Atomic and Nuclear Physics
Find the energy released in the alpha decay
238
92 U →234
90 T h +
4
2 He.
238
92 U →234
90 T h +
4
2 He.
Atomic and Nuclear Physics
Sodium is a monovalent metal having a density of 0.971 g/cm3 and a molar
mass of 23.0 g/mol. Use this information to calculate (i) the density of charge
carriers and (ii) the Fermi energy of sodium.
mass of 23.0 g/mol. Use this information to calculate (i) the density of charge
carriers and (ii) the Fermi energy of sodium.
Atomic and Nuclear Physics
In a nuclear reactor, a very slow-moving neutron is absorbed by a stationary boron atom. The equation for the nuclear reaction is
Atomic and Nuclear Physics
The mass of carbon in an animal bone fragment found in an archaeological site is 200g. If the bone registers an activity of 16 decays/s, what is its age?
Atomic and Nuclear Physics
Calculate the magnitude of the orbital magnetic field experienced by a 2p-electron in hydrogen
Atomic and Nuclear Physics
Calculate the magnetic flux density B at the centre of a hydrogen atom for the 1s 2S1/2 level and
also for 2s 2S1/2.
also for 2s 2S1/2.
Atomic and Nuclear Physics
If Z1 =5i-2j
Z2= 3i+3j
Z3=4i-j,
Show that Z1,Z2 and Z3 are associative, commutative and distributive.
Z2= 3i+3j
Z3=4i-j,
Show that Z1,Z2 and Z3 are associative, commutative and distributive.
Atomic and Nuclear Physics
Write down the ground state configuration for protons and neutrons and determine the spin and parity of 17O8(oxygen) nucleus using the shell model.
Atomic and Nuclear Physics
A 112 kg man stands 551 m from a building of 25,500 kg. What is the gravitational force of the man due to the building? What is the gravitational force of the building due to the man?
Atomic and Nuclear Physics
Two 2.5 kg bowling balls are 0.50 m apart. What is the force of gravity of the first bowling ball due to the second? Compare this to the force of gravity on the second bowling ball due to the first.
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