Irodov – Problems in General Physics
2.162. A vessel filled with air under pressure Po contains a soap bubble of diameter d. The air pressure having been reduced iso ...
2.173. A mercury drop shaped as a round tablet of radius R and thickness h is located between two horizontal glass plates. Assum ...
2.184. The surface of a soap film was increased isothermally by CI at a temperature T. Knowing the surface tension of the soap w ...
Assuming the saturated vapour to be an ideal gas find the increment of entropy and internal energy of the system. 2.190. Water o ...
Fig. 2.5. 2.199. Find the specific volume of benzene (C 6 H 6 ) in critical state if its critical temperature T „ = 562 K and cr ...
Assume that: the specific latent heat of vaporization q is independent of T, the specific volume of liquid is negligible as comp ...
2.219. One mole of water being in equilibrium with a negligible amount of its saturated vapour at a temperature T 1 was complete ...
(b) at temperature t = 0 °C and pressure p = 1.0 nPa (such a pres- sure can be reached by means of contemporary vacuum pumps). 2 ...
2.234. An ideal gas of molar mass M is enclosed in a vessel of volume V whose thin walls are kept at a constant temperature T. A ...
2.244. Two identical parallel discs have a common axis and are located at a distance h from each other. The radius of each disc ...
2.254. Find the temperature distribution in the space between two coaxial cylinders of radii R 1 and R 2 filled with a uniform h ...
PART THREE. ELECTRODYNAMICS 3.1. Constant Electric Field in Vacuum Strength and potential of the field of a point charge q: 1 q ...
the charge leaks off each sphere if their approach velocity varies as v = all/ x, where a is a constant. 3.4. Two positive charg ...
electric field strength as a function of the distance r from the rod's centre along the straight line (a) perpendicular to the r ...
the ball's section formed by the plane located at a distance 7. 0 < R from the centre of the ball. 3.22. Each of the two long ...
3.31. There is an infinitely long straight thread carrying a charge with linear density X, = 0.40 RC/m. Calculate the potential ...
p t t E 0. In this case one of the equipotential surfaces enclosing the dipole forms a sphere. Find the radius of this sphere. 3 ...
3.49. Find the potential cp (x, y) of an electrostatic field E 2axyi a (x 2 — y 2 ) j, where a is a constant, i and j are the un ...
3.55. A point charge q is located at a distance 1 from the infinite conducting plane. What amount of work has to be performed in ...
3.64. A point charge q is located at a distance r from the centre^0 of an uncharged conducting spherical layer whose inside and ...
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