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An ideal gas in a container is at a temperature of 79.4°C. What is the average translational kinetic energy of a gas molecule in the container?
Deuterium is a heavy isotope of Hydrogen with a nucleus containing one proton and one neutron. In the Balmer series n=4 goes to n=2 line in a hydrogen spectrum had a nearby weak neighboring line. What is the separation of wavelength of these lines? (..
A moving particle encounters an external electric field thatdecreases its kinetic energy from 9820 eVto 7470 eV as the particle moves fromposition A to position B. The electric potentialat A is -51.0 V, and the electricpotential at B is +28.9 V.Deter..
A particle that has an 8.2- micro-coulomb charge moves with a velocity of magnitude 5.0 x 10^5 m/s along the +x-axis . It experiences no magnetic force , although there is a magnetic field present
A metal ball with a mass of 2.97·10-6 kg and a charge of +4.91 mC has a kinetic energy of 6.81·108 J. how close will it come to the plane before stopping
An Atwood machine consists of two masses that are connected bya taut string that passes over a perfect pulley. Initially the 8pound mass is suspended 3.5 ft above the floor and the 4 pound massis resting on the floor. After the large mass is released..
The figure below shows a 6.4 kg rod of1.00 m in length, hinged to a vertical wall and supported by a thin wire. The wire and rod each make angles of 45° by the vertical. When a 10.0 kg block is suspended from the midpoint of the rod, the tension T in..
consider a solid of molecules where there are two states of lowest energy and one excited state at energy e. at 600k
An astronaut measures her mass by means of a device consisting of a chair attached to a large spring. what is the mass of the astronaut and chair
Object O1 is 15.2 cm to the left of a converging lens with a 11.8-cm focal length. What is the nature (i.e., real or virtual, upright or inverted) of the final image
In diving to a depth of 983 m, an elephant seal also moves 693 m due east of his starting point. What is the magnitude of the seal's displacement
A 1.5-m-diameter vat of liquid is 2.3m deep. The pressure at the bottom of the vat is 1.3atm What is the mass of the liquid in the vat
Determine the amplitude of the resultant wave when two sinusoidal string waves having the same frequency and traveling in the same direction on the same string are combined
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