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A two-slit pattern is viewed on a screen 1.45 meter from the slit. If the two third-order minima are 19.0 centimeter apart, calculate the width of the central bright fringe?
A student sits on a swivel seat. Initially the student is at rest,holding a spinning bicycle wheel that has an angular velocity of14.2 rad/s (see figure below). The studentturns the spinning wheel upside down, reversing the direction ofits angular..
Air that initially occupies 0.144 m3 at a gauge pressure of 131.1 kPa is expanded isothermally to a pressure of 101.3 kPa, Compute the work done by the air
A helium balloon lifts a basket and cargo weighing 1500. N understandard conditions. What is the minimun volume of the balloon? Use1.29 kg/m3 for density of air and 0.178 kg/m3 for density of helium.
After impact, the block slides 7.5 m before coming to rest. If the coefficient of kinetic friction between block and surface is 0.650, illustrate what was the speed of the bullet immediately before impact?
You fly from Boston's Logan Airport, at sea level, to Denver, at an altitude of 1.6 . Take your mass as 69 and the zero of potential energy at Boston. What is your gravitational potential energy in Denver
imagine that your boss is on earth-pluto shuttle which travels at alpha constant velocity of 0.60 straight between
A soldier is tasked with measuring the muzzle velocity of a new rifle. Knowing the principles of projectile motion, What muzzle velocity should the soldier report to his sergeant
An express subway train passes through an underground station. It enters at t = 0 with an initial velocity of 18.5 m/s and decelerates at a rate of 0.150 m/s2 as it goes through. How fast is it going when the nose leaves the station
A cube of ice is taken from the freezer at -8oC and placed in a 110 g aluminum calorimeter filled with 300 g of water at a temperature of 22oC. What was the mass of the ice cube
questiona car travels all along a straight line at a constant speed of 48.5 mih for a distance d and then another
a ball is thrown from a point 1.0m above the ground. the initial velocity is 6.8m/s at an angle of 30 degrees above the horizontal. What is the speed of the ball at the highest point
the speed of a transverse wave on a string is 479 ms while the wavelength is 0.257 m. the amplitude of the wave is 2.06
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