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A light ray is incident (from air with n = 1) on a material with n = 1.5 as shown in the diagram below. Here ? = 38°.
What is the angle of incidence?
What is the angle of refraction in the material?
Objects with masses of 295 kg and a 595 kg are separated by 0.300 m. Find the net gravitational force exerted by these objects
An emf source with emf = 120 V, a resistor with R = 84.0 ?, and a capacitor with C = 3.50 µF are connected in series. find the magnitude of the charge on each plate of the capacitor
A concert loudspeaker suspended high off the ground emits 32W of sound power, What is the sound intensity level at the position of the microphone
Oil with index of refracton n=1.25 floats on water with index n=1.33. For normal incidence, what maximum film thickness will reflect red light of wavelength 650nm most strongly
A 101 g ball is tied to a string. It is pulled to an angle of 5.20 degrees and released to swing as a pendulum. How long is the string
Ina mass spectrometer, ions are directed into a magnetic field, where they curve around in the field and strike a detector. If several singly ionized atoms travel at the equal speed through the magnetic field, would you expect them all to be defle..
A single electron orbits a lithium nucleus that contains three protons (+3e). The radius of the orbit is 1.76 10-11 m. Determine the kinetic energy of the electron.
What is the ideal banking angle for a gentle turn of 1.80 km radius on a highway with a 110 km/h speed limit (about 68 mph), assuming everyone travels at the limit
Two forces, F? 1 and F? 2, act at a point. F? 1 has a magnitude of 8.20N and is directed at an angle of 60.0, What is the x and component of the resultant force
A 3.65 uf capacitor, a 9.25 uf capacitor, and a 6 V battery are connected in parallel to make a complete circuit. what is the voltage of each capacitor
Following the procedure in the video, create three traces of the pendulum motion of the cup. Compare the three traces for amplitude, wavelength, and frequency.
Consider the H beta line of the Balmer series for hydrogen. Calculate the photon energy for this H beta line
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