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A turntable 1.90 in diameter rotates at 76.0 . Two speakers, each giving off sound of wavelength 31.1 , are attached to the rim of the table at opposite ends of a diameter. A listener stands in front of the turntable.
A) What is the greatest beat frequency the listener will receive from this system?
B) Will the listener be able to distinguish individual beats?
A child is riding a merry-go-round which completes a revolution every 8.36 s. The child is standing 4.65 m from the center of the merry-go-round. Evalute the magnitude of the centripetal acceleration of the child?
A 4.30 capacitor that is initially uncharged is connected in series with a 7.90 resistor and an emf source with 225 negligible internal resistance. what is the voltage drop across the capacitor
A 2kg ball moving east with a speed of 3m/s collides with another 3kg ball moving west with a speed of 4m/s . After the collision the two balls stick together
At a coal-burning power plant a steam turbine is operated with a power output of 548 MW. At what rate must heat be supplied to the power plant by burning coal
What are the lowest and the highest frequencies. calculate the acceleration of the crate.
The position of a 250g object is given (in meters) by x=5.0t^3 -8.0t^2 -44t , where t is in seconds. Determine the net rate of work done on this object
A 66-kg man standing on a scale in an elevator notes that as the elevator rises, What is the acceleration of the elevator
82 L of an ideal monatomic gas is at an absolute pressure of 4.2 atm when the temperature is 25 C. what is the change in the internal energy of the gas
A fire hose 10 cm in diameter delivers water at the rate of 16 kg/s. The hose terminates in a nozzle 3.4 cm in diameter. What is the flow speed in the nozzle
q1. the brick wall of thermal conductivity 0.91 wmdegrees c of a building has dimensions 2.9 m by 6 m and is 18 cm
An ac generator has a frequency of 6.5 kHz and a voltage of 35 V. When an inductor is connected between the terminals of this generator, What is the inductance of the inductor
The maximum speed of a 3.1kg mass attached to a string is 0.68 m/s and the maximum force exerted on the mass is 11N. What is amplitude of motion for the mass? What is the force constant on the string? What the frequency.
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