Questions from College Physics

Q: Singly ionized carbon atoms are accelerated through 1.00 x 103

Singly ionized carbon atoms are accelerated through 1.00 x 103 V and passed into a mass spectrometer to determine the isotopes present. The magnetic field strength in the spectrometer is 0.200 T. (a)...

Q: (a) Find the speed an alpha particle requires to come

(a) Find the speed an alpha particle requires to come within 3.2 x 10-14 m of a gold nucleus. (b) Find the energy of the alpha particle in MeV.

Q: At the end of its life, a star with a mass

At the end of its life, a star with a mass of two times the Sun’s mass is expected to collapse, combining its protons and electrons to form a neutron star. Such a star could be thought of as a giganti...

Q: An alpha particle has twice the charge of a beta particle.

An alpha particle has twice the charge of a beta particle. Why does the former deflect less than the latter when passing between electrically charged plates, assuming they both have the same speed?

Q: Find the average binding energy per nucleon of (a)

Find the average binding energy per nucleon of (a) 1224Mg and (b) 3785Rb.

Q: Calculate the binding energy per nucleon for (a) 2H

Calculate the binding energy per nucleon for (a) 2H, (b) 4He, (c) 56Fe, and (d) 238U.

Q: A pair of nuclei for which Z1 = N2 and Z2 =

A pair of nuclei for which Z1 = N2 and Z2 = N1 are called mirror isobars. (The atomic and neutron numbers are interchangeable.) Binding - energy measurements on such pairs can be used to obtain eviden...

Q: The atomic mass of an oxygen atom is 15.999 u

The atomic mass of an oxygen atom is 15.999 u. Convert this mass to units of (a) Kilograms and (b) MeV/c2.

Q: Find the nuclear radii of the following nuclides: (a

Find the nuclear radii of the following nuclides: (a) 12H (b) 2760Co (c) 19779Au (d) 23994Pu.

Q: Suppose the decay constant of radioactive substance A is twice the decay

Suppose the decay constant of radioactive substance A is twice the decay constant of radioactive substance B. If substance B has a half - life of 4 h, what’s the half-life of substance A? (a) 8 h (b)...