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Light photon of frequency 4 x 1015 Hertz is allowed to fall on a metal surface. If the maximum kinetic energy gained by the ejected photoelectron is 11 eV then obtain the work function of the material and the stopping potential. Also determine the speed of this electron.
what is the magnetic field between the rails. A lead ball is dropped into a lake from a diving board 6 above the water. After entering the water, it sinks to bottom with a constant velocity equal to the velocity with which it hit the water. The bal..
A horizontal power line of length 58.2 m carries a current of 2.18 kA northward .The Earth's magnetic field at this location has a magnitude of 5.30 X10^-5 T. Find the magnitude of the magnetic force on the power line
which type of galaxy mostly consists of a collection of older red stars that are located in the center with blue and
A modern sculpture has a large horizontal spring, with a spring constant of 274 N/m, By how much has the spring stretched
Helium gas with a volume of 2.60 L under a pressure of 1.30 atm and a temperature of 41.0 °C is warmed until both the pressure, Evaluate what the final temperature of the gas
A capacitor consists of two parallel plates, each with an area of 16.0 cm2, separated by a distance of 0.250 cm. What is the charge on either plate
A photon energy 500KeV undergoes Compton scattering from the proton that is initially at rest. (a) what is the recoil Kinetic energy of the proton in eV?
Two isotopes of a certain element have binding energies that differ by 4.9060 MeV. Find the difference in atomic mass between the two isotopes
A roller coaster car crosses the top of a circular loop-the-loop at twice the critical speed. Find the ratio of the car apparent weight to its true weight
One mole of an ideal monatomic gas is taken through the cycle shown in the figure. Assume that p = 3 p0, V = 3 V0, p0 = 1.01×105 Pa, and V0 = 0.0250 m3. Calculate the energy added as heat during stroke abc
An artificial satellite circles the Earth in a circular orbit at a location, Determine the orbital period of the satellite
A moving sidewalk 95 m in length carries passengers at a speed of .53 m/s. One passenger has a normal walking speed of 1.24 m/s, If she walks at her normal walking speed on the sidewalk, how long does it take to travel the fill length
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