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A large air conditioner has a resistance of 8.0 A?©and an inductive reactance of 17 A?© . The air conditioner is powered by a 55.0 Hz generator with an rms voltage of 220 V .
A) Find the impedance of the air conditioner. Z=_____A?©
B) Find the rms current. Irms=______A
C) Find the average power consumed by the air conditioner. Pav=______W
A liquid is flowing through a horizontal pipe whose radius is 0.0269 m. The pipe bends straight upward through a height of 7.90 m and joins another horizontal pipe whose radius is 0.0755 m. What volume flow rate will keep the pressures in the two hor..
A photon torpedo is launched at 500 m/s. The mass of the torpedo is 150 kg but it can only have a maximum acceleration of 2.2 x 10^4 m/s^2 without breaking during launch. What is the shortest distance the launch tube can be to launch the torpedo? ..
You are moving into an apartment and take the elevator to the 6th floor. Suppose your weight is 670 N and that of your belongings is 1030 N. Determine the work done by the elevator in lifting you
Which of the normal harmonic oscillator wavefunctions have the property required in part (a) and would then be valid functions in the new Hamiltonian? If the lowest of these "allowed" states is the ground state, what is the ground state energy of t..
Two express trains started 5 minutes apart. Starting from rest, each is capable of a maximum speed of 160km/h after uniformly accelerating over a distance of 2.0 km. How far ahead is the first train when the second one starts
A 170? resistor, a 9.00×10?2?F capacitor, and a 350mH inductor are connected in series to a voltage source with amplitude 240V, What is the resonance angular frequency
If the beam refracts at an angle of 23.5o from the normal, at what angle to the normal did it enter the second medium?
Imagine Bob lives on the earth at rest. Sara is traveling past the earth with a velocity of 9600 m/s, Suppose that a photon of light is passing Sara instead of a meteor. Bob measures the photon speed to be c, the speed of light. What speed does Sar..
For a diverging lens (f = â€"16.0 cm), find the image distance for an object that is 16.0 cm from the lens. Determine the magnification of the lens
A moving car rear ends a parked car. The parked car moves off at an angle of 35 degrees above the horizon. The rear car ricochets off at an angle of 35 degrees below the horizon. Both cars have the same mass. If the moving car was moving 10 m/s an..
A car travels at a constant speed around a circular track whose radius is 2.51 km. What is the magnitude of the centripetal acceleration of the car
A car is driven 215 kilometer west and then 85 kilometer southwest. Determine the displacement of the car from the point of origin (magnitude and direction)
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