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An air-spaced Fabry-Perot interferometer has mirror spacing 0.15 mm and mirror reflectivity R = 0.99. It is used to measure the spectrum of the sodium doublet, which consists of two closely spaced
A GaAs diode laser has a cavity formed by the Fresnel reflections from the end facets of the GaAs chip, which is 0.8 mm long. If the laser wavelength (in air) is 850 nm, determine the approximate m
In a holography setup such as that of Fig. 15-5, the distance , and the distance . What must be the frequency width of the laser used? If the laser is a He-Ne width, what is the corresponding width
Now the elevator is moving downward with a velocity of v = -2.6 m/s but accelerating upward at an acceleration of a = 3.9 m/s2. (Note: an upward acceleration when the elevator is moving down means t
An electric dipole consists of charges +e and -e separated by 0.40 nm. It is in an electric field of strength 2.50 106 N/C. The (imaginary) line connecting the two charges forms a 32° angle wit
In a double-slit interference experiment, the wavelength is ? = 652 nm, the slit separation is d = 0.150 mm, and the screen is D = 36.0 cm away from the slits. What is the linear distance between t
You perform a double-slit experiment in order to measure the wavelength of the new laser that you received for your birthday. You set your slit spacing at 1.17 mm and place your screen 9.01 m from t
As an admirer of Thomas Young, you perform a double-slit experiment in his honor. You set your slits 1.15 mm apart and position your screen 3.29 m from the slits.
Calculate the x-component of the force exerted by B on C. Your response differs from the correct answer by more than 10%. Double check your calculations.
A positive charge of 1.100? C is located in a uniform field of 8.50×104 N/C. A negative charge of -0.400? C is brought near enough to the positive charge that the attractive force between the
A small object of mass 2.40 g and charge -15 µC "floats" in a uniform electric field. What is the magnitude and direction of the electric field?
Particle A of charge 4.00 10-4 C is at the origin, particle B of charge -5.00 10-4 C is at (7.00 m, 0) and particle C of charge 2.00 10-4 C is at (0, 4.00 m). (a) What is the x-component of the ele
A model rocket is launched straight upward with an initial speed of 55.0 m/s. It accelerates with a constant upward acceleration of 2.50 m/s2 until its engines stop at an altitude of 160 m. (a) Wha
Determine the maximum verticle displacement of the automobile when traveling at 65mph. Assume no damping in the vehicle.
The temperatures at the inside and outside surfaces are 28.9 oC and 0 oC, respectively. Each material has the same thickness and cross-sectional area. Find the temperature (a) at the plasterboard-br
A 59.0 resistor is connected in parallel with a 115.0 resistor. This parallel group is connected in series with a 25.0 resistor. The total combination is connected across a 15.0 V battery. (a) Find
A boat is traveling at 3.1{\rm m/s} in the same direction as an ocean wave of wavelength 30 {\rm m} and speed 6.8 {\rm m}/{\rm s}. If the boat is on the crest of a wave, how much time will elapse un
A plane is flying in the horizontal plane. At time t1 = 0 s with the components of its velocity are vx = 100 m/s and vy = 120 m/s. At time t2 = 20 s the components are vx = 80 m/s and vy = 142 m/s.
A rock band playing an outdoor concert produces sound at120 {\rm dB} 5.0 {\rm m} away from their single working loudspeaker. What is the sound intensity level 35 {\rm m} from the speaker?
What are the speeds of the two stones, in m/s, just before they hit the ground?
What was the student's average velocity during his trip? Take your positive direction to be southbound on I35. Answer in units of mph.
Radioactive decay of granite and other rocks in Earth's interior provides sufficient energy to keep the interior molten, to heat lava, and to provide warmth to natural hot springs.