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Two sinusoidal waves traveling in opposite directions interfere to produce a standing wave with the wave function y = (2) sin(0.5x) cos(500t), Determine the wavelength of the interfering waves
A charge of -3.81 %u03BCC is fixed in place. From a horizontal distance of 0.0496 m, How far does the particle travel before its speed is zero
sinusoidal sound wave moves through a medium and is described by the displacement wave function s(x, t) = 1.84 cos(15x %u2212 885t), Determine the maximum speed of a element's oscillatory motion
If a 1.00-kHz sound source moves at a speed of 48 m/s toward a listener who moves at a speed of 29.5 m/s in a direction away from the source, what is the apparent frequency heard by the listener
Uncompressed, the spring for an automobile suspension is 45cm long. It needs to be fitted into a space 36cm long. how much work does a mechanic have to do to fit the spring
The water molecule H2O, with a permanent dipole moment of magnitude 6.2*10^-30 Cm, What force does the ion exert on the water molecule
Two small charges with a mass of 1.0 g each are connected by a 2.0 cm long insulating rod of negligible mass. Calculate the magnitude of the torque exerted on the rod by the electric field
A 2.5-m-long steel wire in a musical instrument has a radius of 0.02 mm. When the wire is under a tension of 91 N, how much does its length change
A supersonic jet passes directly overhead at an altitude of 11,585 m, traveling at 680 m/s, or mach 2. How much time elapses before you hear the sonic boom
A granite ball of radius 2.00m and emissivity of 0.450 is heated to 135 C whereas the ambient temperature is 25 C. What is the net power radiated from the ball
An RC Flasher circuit uses a neon lamp that becomes highly conducting when the voltage applied to it reaches Vc = 90.0 V. What "RC-time-constant" should the circuit have?
On a workday the average decibel level of a busy street is 78 dB, with 100 cars passing a given point every minute. what is the decibel level of the street
A refrigerator does 18 kj of work while moving 115 kg of thermal energy from inside the refrigerator. What is its coefficient of performance
A 0.58-kg object connected to a light spring with a force constant of 21.0 N/m oscillates on a frictionless horizontal surface. Determine the maximum speed of the object
The component of the external magnetic field along the central axis of a 50-turn coil of radius 5.6 cm increases from 0 T to 1.8 T in 3.6 s, what is the magnitude of the induced current in the coil
The wire in a 150 W aquarium heater has a diameter of 0.12 mm and is made of iron, What resistance should the wire have while the heater is operating
You have a 208%u2212%u03A9 resistor, a 0.400%u2212Hinductor, a 4.91%u2212%u03BCF capacitor, What will be the current amplitude at this frequency
Water has a specific heat capacity of 4186 J/kg C. A tank contains 500 kg of water at 10 C. what is the cost of heating the water
The distance between two successive minima of a transverse wave is 2.57 m. Five crests of the wave pass a given point along the direction of travel every 12.4 s. Find the frequency of the wave
Suppose you are in a high-speed boat moving at 18.0 m/s directly into approaching 1.10 m wavelength wave. What is the time interval between wave peaks hitting the boat
Two sinusoidal waves of the same period, with amplitudes of 5.5 and 7.5 mm, travel in the same direction along a stretched string; What is the phase constant of the other wave
When the displacement in SHM is 0.4 the amplitude A, what fraction of the total energy is kinetic energy, What fraction of the total energy is potential energy
A proton accelerates from rest in a uniform electric field of 625 N/C. At one later moment, its speed is 1.25E+06 m/s. Over what time interval does the proton reach this speed
A 2.2hp electric motor on a water well pumps water from 14m below the surface. How many liters of water does the motor pump in 2.0hr
A uniform 1.80m ladder of mass 6.30kg is leaning against a vertical wall while making an angle of 53.0%u2218 with the floor. How much work did this person do against gravity