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As you run toward a stationary trumpet player at 5.00 m/s, you hear a tone at a frequency of 530 Hz. Find the frequency you would hear if you stood still. Take 342 m/s for the speed of sound in air.
A vinyl record (disk) starts from rest and then rotates about its central axis reaching playing speed of 33 1/3 rmp in 2.5 seconds. calculate the total angular displaement
Two 10.0 cm diameter electrodes 0.52 cm apart form a parallel-plate capacitor. What is the potential difference between the electrodes
Maximum mass of exactly 1 metric ton?
You are tasked with putting together the schedule for a new subway line. How much time should you budget for the travel of a train between two stations that are 2.33 miles apart
Thus the number of these particles in any state can be 0, 1, or 2. Derive the distribution function for the average occupancy of a state by particles of this type, and plot the occupancy as a function of the state's energy, for several different t..
You throw a rock vertically upward with an initial speed of 19.9 m/s. How much time does it take for the rock to hit the ground
calculate the horse power of a man who can chew ice at the rate of 60 g /min . given J = 4.2 /cal and latent heat of water = 80 cal/g , 1 HP = 746 WATTS
An electron is accelerated by a constant electric field of magnitude 285 N/C. a. Find the acceleration of the electron (N) b. If the string can withstand a maximum tension of 0.180 N, what is the smallest value d can have before the string breaks.
An ambulance is generating a siren sound at a frequency of 1,800 Hz. The velocity of sound is 335.0 m/s. The observer is traveling at a velocity of 25.00 m/s away from the ambulance and the ambulance is traveling at a velocity of 28.00 m/s away from ..
A performer, seated on a trapeze, is swinging back and forth with a period of 8.10 sec. find the new period of the system
A listener increases his distance from a sound source by a factor of 3.62. what is the change in the sound intensity level in dB
A 32 kilogram child sits on a seesaw. If she is 2.2 meter from the pivot point, determine the torque that her weight exerts, making the seesaw rotate around the pivot
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