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Two tuning forks oscillating coherently and in phase at 12000Hz are separated by 0.35m.
a) Calculate the angles of maximum intensity on a circular wall 10m radius and centered on the forks.(angles should extend over the full range 0-360 degrees.)
b) Calculate the angles of minimum intensity.
c) What is the phase angle difference between the waves at 40 degrees lab angle?
A movie star catches a reporter shooting pictures of her at home. She claims the reporter was trespassing, and to prove her point, How far away from the subject was the camera sensor
What would be the equilibrium temperature when a 256 g block of copper at 314 °C is placed in a 140 g aluminium calorimeter cup containing 827 g of water at 11.5 °C.
Calculate the work done by 10 moles of an ideal gas in each step of the cycle below. The gas is initially in state A with pressurePA = 6 × 104 Pa and volume VA = 0.15 m3. It expands isobarically to state B with volume VB = 0.30 m3.
This situation is like that of a car on a curve that is banked at an angle of 21.50°. If she tries to make the turn without slowing down, what is the minimum distance from the seawall that she can begin making her turn and still keep away from a c..
Compare the electric force holding the electron in orbit (r=0.53×10?10m) around the proton nucleus of the hydrogen atom, What is the ratio of these two forces
An AC generator with a frequency of 120 Hz and an rms voltage of 20 volt is connected in series with 12 k(omega) resistor, What are the rms and maximum current in this circuit
A car is traveling at 81.9 km/hr. The tires have a radius R = 38.4 cm. What is the angular speed of the tire
Two wires are tied to the 300g Sphere as shown in figure below. The sphere revolves in a horizontal circle at constant speed of 7.5 m/s. Find the tension in each wire
A father racing his son has 1/4 the kinetic energy of the son, who has 1/3 the mass of the father. The father speeds up by 1.5 m/s and then has the similar kinetic energy as the son.
A two-slit experiment with slits separated by 3.5 10-4 m produces a second-order maximum at an angle of 0.0670°. Find the wavelength of the light used in this experiment
Four objects are situated along the x axis as follows: a 1.70kg object is at -0.9m, a 1.60kg object is at 0.2m, a 2.4-kg object is at the origin, and a 2.50kg object is at -1.10m.
Unpolarized light passes through two Polaroid sheets. The transmission axis of the analyzer makes an angle of 21.9° with the axis of the polarizer. What fraction of the original light is absorbed by the analyzer
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