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Question: Two students with vibrating 440-Hz tuning forks walk away from each other with equal speeds. How fast must they walk so that they each hear a frequency of 438 Hz from the other fork?
A pitcher pitches the ball (m = 150 g) at 40.3 m/s. The batter makes contact with the ball for 0.001 s, Find the net average force on the ball
In a double-slit experiment, what is the linear distance on the screen between adjacent maxima if the wavelength is 538 nm
Consider the gas-solid equilibrium in the model when oscillators in the solid move in three dimensions. In the high temperature limit T>>hbarω find pressure P(T) as the function of temperature.
what would the g-force, kinetic energy and overall force a human head would absorb if they were broadside t-boned by an 80,000 pound tanker that was moving 45 miles per hour and that head absorbing party
a fluid at 690 kpa has aspecific volume of 0.25m3/kg and entersna process with a velocity of 150m/s. calculate the change in internal energy of the fluid
A tank is in the shape of an inverted cone, having height h = 2.50 m and base radius r = 0.750 m. If water is poured into the tank at a rate of 15 L/s, how long would it take to fill the tank.
An ice chest at a beach party contains 12 cans of soda at 3.93 °C. Each can of soda has a mass of 0.35 kg, determine the final temperature T of the soda and watermelon in degrees Celsius
A transformer has 3,840 turns in the secondary. Calculate the output voltage and the number of the number ofturns of the primary
If i have a hollow copper sphere that has an outer diameter of 20.00 cm that is floating so that everything is just submerged in a bucket of water
question1a football lineman charges an opponent with a force of 175lbs in direction of 310 degrees. the opponent
A 9.59-g bullet, moving horizontally with an initial speed v0, embeds itself in a 1.45-kg pendulum bob that is initially at rest. Find the initial speed of the bullet.
As morning sunlight falls on a tethered helium balloon, it expands from a volume of 1.10 cross 103 m3 to a volume of 1.17 cross 103 m3. how much does the helium's internal energy increase
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