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Suppose that the inductance is zero (L = 0 H) in a series RCL circuit. The rms voltages across the generator and the resistor are 75 and 29 V, respectively. What is the rms voltage across the capacitor? Note: The ac current and voltage are rms values and power is an average value unless indicated otherwise.
A helicopter is ascending perpendicularly with a speed of 5.02 {rm m/s}. At a height of 115 {rm m} above the Earth, a package is dropped from the window.
An isolated copper sphere of radius 3.00cm, initially uncharged, is illuminated with ultraviolet light of wavelength 180nm. what charge does the photoelectric effect induce on the sphere
question1a traffic light weighing 1.20 x 102 n hangs from a vertical cable tied to two other cables that are fastened
a large 6.0g hailstone of ice at 0.0 celsius falls 150m and undergoes a completely inelastic collision with the earth. what is the speed of the stone as it hits the earth
the driver sees a child standing on the road. She takes .80 s to react, then steps on the brakes and slows at 6.5 m/s squared. Explain how far does the car go before it stops?
Two 125 W (122 V) lightbulbs are wired in series, How much power is dissipated by each bulb
The harmonic oscillator can be used as a model for the vibrational motion of a diatomic molecule. Describe the vibrational spectrum that is predicted by the harmonic oscillator model. In what region of the electromagnetic spectrum will the spectru..
A certain commercial mass spectrometer is used to separate uranium ions of mass 3.92e-25 kg and charge 3.20e-19 C from related species. calculate the thermal energy produced in the cup
A light ray is directed at the inside of a highly polished silver hemispherical bowl and is incident parallel to the symmetry axis of the bowl. in what direction will it emerge from the bowl
An airplane has a mass of 3.46 × 104 kg and takes off under the influence of a constant net force of 3.22 × 104 N. What is the net force that acts on the plane's 71.9-kg pilot
How much does it cost to cook food in a 12,000 W oven for 47.6 minutes? Assume electricity costs 8.0 cents per kW·h
A boy catches - with bare hands and his arm extended - a 0.16 kg baseball coming directly toward him ar a speed of 25 m/s. what is the average force the boy's hand feel while catching the ball
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