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What is the speed of an electron with a de Broglie wavelength of 0.140nm ?
What is the speed of a proton with a de Broglie wavelength of 0.140nm ?
A particle and its anti-particle are directed toward each other, each with rest energy 1000MeV. what must the speed of the particle and antiparticle be before the collision
In a photoelectric-effect experiment, the maximum kinetic energy of electrons is 3.2eV . When the wavelength of the light is increased by 50% , What is the work function of the cathode
Two atmospheric sound sources A and B emit isotropically at constant power. find the ratio of the larger power to the smaller power
A slingshot fires a pebble from the top of a building at a speed of 14.0 m/s. The building is 28.0 m tall. Ignoring air resistance, find the speed with which the pebble strikes the ground
A point charge 5.00 nC is at the center of a cube with sides of length 0.140 m. What is the electric flux through one of the six faces of the cube
In a game of basketball, a forward makes a bounce pass to the center. What horizontal distance does the ball cover before bouncing
Create your own 2D kinematics problem and present a detailed solution that includes a sketch. the problem must begin and conclude at different heights, find the maximum height and total time in the air
The triangular coil of wire in the drawing is free to rotate about an axis that is attached along side AC. What is the magnetic moment of the loop
Glycerine in water diffuses along a horizontal column that has a cross-sectional area of 2.0 cm2. The concentration gradient is 3.2 10-2 kg/m4, and the diffusion rate is found to be 5.9 10-15 kg/s. Determine the diffusion coefficient.
Calculate the work done by 0.935 mol of an ideal gas when it expands isothermally from 225 bars to 1.71 bars at (a) 300 K and (b) 1000 K.
A sample contains 3.5Ã-1019 radioactive atoms with a half life of 10000 years. How many atoms are expected to decay in the first second
The third floor of a house is 6.00 m above street level. How much work is essential to move a 159 kg refrigerator to the third floor.
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