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A sound wave is traveling in seawater, where the adiabatic bulk modulus and density are 2.31 x 109 Pascal and 1025 kg/m3, respectively. The wavelength of the sound is 3.35 meter. A tuning fork is struck under water and vibrates at 440.0 Hz. Find the beat frequency heard by an underwater swimmer?
An LCR circuit contains a resistor with R = 450 ? and a capacitor with C = 3,500 ?F. If the resonant frequency is 30 kHz, what is the value of the inductance
In certain ranges of a piano keyboard, more than one string is tuned to the same note to provide extra loudness. For example, the note at 1.10 102 Hz has two strings at this frequency. If one string slips from its normal tension of 5.90 102 N to 5..
a resistor is known to obey ohms law. when there is a current of 1.72 a in the resistor it has a voltage drop across
A plane is headed east with an air speed of 272.0 m/s, Find the velocity of the plane relative to the earth
A crown glass lens (n = 1.52) has an optical power of 4.0 d in air. What is its power in carbon tetrachloride (n = 1.461)
A hard-boiled egg of mass 52.0 moves on the end of a spring with force constant 24.8, Calculate the magnitude of the damping constant b
a swimmer heads directly across a river swimming at 1.5 ms relative to the water. she arrives at a point 42 m
How much longer does the trip take. Find out the acceleration of each mass and the tension in the string that connects them.
a sound wave traveling in 26 degrees C air has a pressure amplitude of 0.500 Pa. (assume that the density of air is 1.29 kg/m^3). What is the intensity of the wave
A 2.0kg ball and a 4.5kg ball, each moving at 0.90m/s , undergo a head-on collision. How much mechanical energy was lost in this collision
An object is moving in the X - Y plane in such a way that Vx = 4t3 + 4t and Vy = 4t. If the position of the object is (1, 2) when t = 0, Calculate the equation for the Trajectory
In seawater, a life preserver with a volume of 4.00×10?2m^3 will support a 72.0kg person (average density 980kg/m^3 ), compute the density of the material composing the life preserver
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