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The light emitted by a helium-neon laser has a wavelength of 632.8 nm in air. As the light travels from air into fused quartz, find the following.
(a) speed in fused quartz
m/s
(b) wavelength in fused quartz
nm
(c) frequency
Hz
A bicycle wheel initially rotating at 3 rad/s, the rotation increases to 7 rad/s within 6 seconds. Find the bicycle wheel's angular acceleration in rad/s^2
A mass of 5.10 kg is suspended from a 1.27 m long string. Calculate the angle between the string and the vertical
The maximum intensity per unit wavelength of an ideal blackbody occurs at the same wavelength as the electromagnetic radiation absorbed in a transition from the fourth excited state to the sixth excited state in a hydrogen atom
q1. the red giant betelgeuse has the surface temperature of 4000 rm k and is 500 times the diameter of our sun. if our
A rectagular boat is overloaded so that the water level (in fresh wateer) is just one centimeter (1.0cm) below the top of the boat, what is combined mass of all the people and the boat combined
A horse is capable of moving at four different speeds: walk (1.9 m/s), trot (5.0 m/s), canter (7.0 m/s), and gallop (12 m/s). Ann is learning how to ride a horse. She spends 15 minutes riding at a walk and 1.8 minutes at each other speed.
Mercury has a mass of 3.30 1023 kg and a radius of 2.44 106 m. Assume it is a uniform solid sphere. What is the rotational kinetic energy of Mercury on its axis
A monochromatic source light source having a wavelength of 547 nm is used to check the calibration of a Michelson interferometer. how many fringes will move past this fixed point
A circular coil made up of 10 windings of wire has a circumfrence of 2 m. The coil is perpendicular to a magnetic field of strength 10 T. what is the change in magnetic flux through the coil
When viewed by an observer on the Earth, light from a distant galaxy is Doppler shifted to the red such that the ratio of the unshifted frequency to the observed frequency is 1.8
The work function for cesium, 1.81 eV, is much lower than the work function for other metals. What is the photoelectric cut-off wavelength
A ring of charge is centered at the origin in the vertical direction, Find the total electric field, E, of the ring at the point P = (2.25 m, 0.00 m)
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