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The clarinet is well modeled as a cylindrical pipe that is open at one end and closed at the other. Find the wavelength and frequency of the third normal mode of vibration of a clarinet\'s air column with effective length of 39.7 cm. Take 342 m/s for the speed of sound inside the instrument.
A wire is stretched between two posts. Another wire is stretched between two posts that are twice as far apart. What would be the speed of the wave on the longer wire
A car with mass of 1000.0 kg accelerates from 0 m/s to 40.0 m/s in 13.0 s. Ignore air resistance. What volume of gasoline is consumed? Assume that the burning of 1.0 L of gasoline releases 46 MJ of thermal energy
A 658-kg boulder is dropped into a mine shaft that is 2.1 x 103 m deep. During the boulder's fall, the system consisting of the Earth, Determine the binding energy (in Joules) of the Earth-boulder system
In a head-on collision, a car stops in 0.17s from a speed of 30m/s . The driver has a mass of 78kg, What force is applied to the driver by his seat belt during that fraction of a second
Two resistors of resistance R are connected in parallel. The combination is connected in series to a resistor of resistance 2R. What is the resistance of this combination of resistors
Using the inductance found in the previous problem, what is the impedance seen by the voltage source
An engine does 20000 J of work and rejects 6120 J of heat into a cold reservoir whose temperature is 285 K. What would be the smallest possible temperature of the hot reservoir.
When she stands 3.5m from you, what is the height of her image formed on the retina of your eye, What is the height of her image when she is 4.5 m from you
A vertical spring has one end attached to the ceiling and a 2.50-kg fish attached to the other one. find how fast the fish is moving after it drops 20.0 cm
The distance from earth to the center of our galaxy is about 30,000 light years (1 ly = 1 light year = 9.47 x 10^15 m), how long will it take to make the trip
A car is travelling with a velocity of + 88.0 km/h. It accelerates at a constant rate of 20 m/s2. If the acceleration lasts for 5.6s, what is the final velocity of the car.
In a Hall-effect experiment, a current of 4.0 A sent lengthwise through a conductor 0.8 cm wide, 3.6 cm long, and 9 ?m thick produces a transverse, Find the number density of charge carriers
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