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A large air conditioner has a resistance of 8.0?and an inductive reactance of 14? . The air conditioner is powered by a 55.0Hz generator with an rms voltage of 230V .
Find the impedance of the air conditioner.
Find the rms current.
Find the average power consumed by the air conditioner.
Two ideal gases have the same mass density and the same absolute pressure. One of the gases is helium (He), and its temperature is 180 K. The other gas is neon (Ne). Illustrate what is the temperature of the neon?
Order of magnitude estimation: Using physics intuition, estimate the muzzle velocity of a projectile launcher
A 3.00 x 102-kg piano is being lifted at a steady speed from ground level straight up to an apartment 10.00 m above the ground. The crane that is doing the lifting produces a steady power of 4.00 x 102 W. Explain by how much time does it take to li..
Two 1.6V. batteries are connected together in series to a bulb whose resistance is 60 ohms. How many electrons leave each battery per minute
A 80.0cm3 box contains helium at a pressure of 2.30atm and a temperature of 90.0?C. What is the final pressure in each box
In the figure, suppose that the separation between speakers A and B is 5.90 m and the speakers are vibrating in phase. They are playing identical 110-Hz tones, and the speed of sound is 343 m/s.
Calculate the force a piano tuner applies to stretch a steel piano wire 7.70 mm, if the wire is originally 0.850 mm in diameter and 1.30 m long
Presume you carry a bag of groceries weighing 148 N from your car to the kitchen, a distance of 59m, without raising or lowering the bag.
A volltage drop of 0.00039 V is measured across a 1.2 m long piece of copper wire when 10 mA of current passes through it. What is the resistivity of copper
The radius of the aorta is about 1.0cm , and the blood passing through it has a speed of about 46cm/s, Calculate the pressure drop per cm along the aorta.
An 8.7 hour trip is made at an average speed of 73 km/hr. If the first third of the trip (chronologically) was driven at 96.5 km/hr, what was the average speed for the rest of journey.
How long after the first strike does Wilma hears the sound. What is the time interval between successive sound pulses she hears.
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