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A 11.1 Ω resistor,a 9.2 µF capacitor, anda 29.7 mH inductor are connectedin series with a 120 V (rms) source with variable frequency.
a) At what frequency will the current be maximum?b) Find the maximum rms current.c) Suppose you now replace the 9.2 µF capacitor bya 20.8 µF capacitor. Whatis the new value of the rms current?
an infinitely wide charged non-conducting slab with a non-zero thickness is centered over the xy plane as described.
a pair of closely spaced parallel conducting plates charged with equal and opposite electric charges produces a uniform
Most of the galaxies in the universe are observed to be moving away from Earth. Suppose a particular galaxy emits orange light with a frequency of 5.000 \times 10^{14} {\rm Hz}. If the galaxy is receding from Earth with a speed of 3725{\rm km/s} , wh..
A 5g lead bullet travelling at 370-m/s is stopped by a large tree. If half the kinetic energy of the bullet is transformed into internal energy and remains with the bullet whilst the other half is transmitted to the tree, what is the increase in t..
At an outdoor market, a bunch of bananas attached to the bottom of a vertical spring of force constant 16.0 N/m is set into oscillatory motion with an amplitude of 20.0 cm. What is the weight of the bananas in newtons
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a 113-kg horizontal platform is a uniform disk of radius 1.75 m and can rotate about the vertical axis through its
An electron is accelerated from rest through a potential difference that has a magnitude of 3.00x10^7 V. What is the relativistic kinetic energy (in joules) of the electron
A 80 kg man in a 7.0 kg chair tilts back so that all the weight is balanced on two legs of the chair. Assume that each leg makes contact with the floor over a circular area with a radius of 1.0 cm,
The primary coil of a transformer hasN1=360turns, and the secondary coil hasN2=1 890turns. what rms voltage is developed across the secondary coil
A system consisting of an ideal gas at the constant pressure of 120kPa gains 800J of heat a)Find the change in volume of the system if the internal energy of the gas increases by 480J b)Find the change in volume of the system if the internal energ..
A simple harmonic oscillator is described mathematically by x=0.25 sin(4.2pt +0.54px), What are the amplitude, speed and period of the wave
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