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1. Explain in simple terms why an electron in a hydrogen atom experiences a magnetic field. Does it experience a field in all quantum states?
2. Just what is the spin-orbit interaction? How does it lead to the observed fine-structure splitting of the spectral lines of the hydrogen atom?
A light beam is traveling through an unknown substance. When it exits that substance and goes into air, What is the index of refraction of the substance
The fundamental vibrational frequency of HCl molecule is v=2990.946cm^-1 and its equilibrium dissociation energy is De=445.0 kJ/mol. Evaluate the frequency for v=0-->5 pure vibrational transition in HCl in Hz assuming it as a Morse oscillator.
Particle track detectors are used to measure the speed of particles if the lifetime of the particle is known. Particle X has a lifetime of 256.2 ps. What is the average speed of the particles in terms of the speed of light
A sound wave has a frequency of 677 Hz in air and a wavelength of 0.50 m. What is the temperature of the air
A parallel plate capacitor has 2.5cm^2 plates that are separated by 2mm in a vacuum. calculate its capacitance and charge on each plate
Two children are playing on a balanced seesaw. One child with a mass of 40 kg sits 1.6 m from the center. Where on the other side must the second child sit
q1. if the accelerating plates are 1.60 apart and have a potential difference of 2.60times104 what is the magnitude of
A particle of rest mass m0 moving with a speed of 0:8c collides and sticks to a particle of rest mass 3m0 that is initially at rest. What is the kinetic energy of the initial moving particle
A rod of 2.0-m length and a square (2.0 mm x 2.0 mm) cross section is made of a material with a resistivity of 6.0 x 10 ^-8 ohms m. What is heat generated in the rod
You are driving a car which is heading 20 m/s towards a brick wall. You sound a horn which emits at a frequency of 400 Hz when at rest. What is the beat frequency that you hear
A 4 millimeter tall object is 22.5 centimeter from the center of a silvered spherical glass Christmas tree ornament 5.95 centimeter in diameter. Evaluate what is the height of its image
A skater of mass 82.0 kg initially movesin a straight line at a speed of 5.40 m/s.The skater approaches a child of mass 39.5kg, whom he lifts on his shoulders. Assuming there are no externalhorizontal forces, what is the skater's final velocity?
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