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a) Consider three equally spaced and equal-intensity coherentsources of light. Use the phasor method to obtain the intensity asa function of the phase diffrence δ.
b) Determine the postions of maxima and minima.
A standing wave on a 75.0cm long string has three antinodes. The Wavelength is .50m. If the string has linear mass density 3.78×10?5kg/m and tension 10.5N , what are the wave's frequency
a small ball bearing is illuminated with blue light from an argon ion laser (4880 A.) What is the diameter of the ball bearing
A 4.40 kg ball is dropped from a height of 14.0m above one end of a uniform bar that pivots at its center. The bar has mass 7.50kg, How high will the other ball go after collision
A sound wave, traveling at 353m/s, is emitted by the foghorn of a tugboat. How far away is the reflecting object
Assuming that a spacecraft lands on an asteroid and bores a hole perpendicular to its surface; it is noticed that the sun shines straight down to the bottom of the hole. what is the circumference and radius of that asteriod
A 25 turn circular coil of length 5.9 cm produces a magnetic field of magnitude 1.6 mT at its center. Find the current in the loop
The dry weight of a man is 845 N. When he is submerged underwater, What is the volume of the man
A copper bar of thermal conductivity 401 W/(m · K) has one end at 104° C and the other end at 33° C. What is the temperature gradient in the bar
A block with mass m = 3.58 kg is placed against a spring on a frictionless incline with angle ? = 32.5°. find the elastic potential energy of the compressed spring
To fit a contact lens to a patient's eye, a keratometer can be used to measure the curvature of the cornea-the front surface of the eye. Determine the radius of curvature of the cornea
A gun shoots bullets that leave the muzzle with a speed of 336 m/s. If a bullet is to hit a target 136 m away at the level of the muzzle, the gun has to be aimed at a point above the target. How far above the target is this point.
An inflated rubber balloon is rubbed with a wool cloth till an excess of a billion electrons is on the balloon. What is the magnitude of the charge on the balloon.
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