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A 500 ohm resistor in series with a 3.00 μF capacitor is connected to a 12.0 Volt (peak) 120 Hertz AC power supply.
a) Find what is the reactance?
b) Find what is the total impedance?
c) Find the phase difference between current and voltage (which leads?)
d) Find how much power is dissipated in the resistor?
Two block each of 3.0 kg are held by strings. The upper string exerts a force F of 100 Newtons. find the force exerted by the lower string on the lower block
A 3.0 resistor and a second resistor are connected in seriesacross a 25.0 V battery. A current of 4.0 A flows through the first resistor. What is the resistance of the second resistor?
If the perceived frequency becomes constant at 440 Hz, what is terminal speed at the paratrooper? Take the speed sound in air to be 343 m/s and assume the paratrooper always remains below the helicopter.
A 876 kg drag race car accelerates from rest to 109 km/h in 0.862 s. What average force is exerted on the car
The nonconducting spherical shell is replaced with a thin metal spherical shell of diameter 8 cm and a charge of 1.00, What is the net electric field at 50 cm on the positive x axis
A cylinder 5 m high with a 2m diameter is filled with water at 20 degrees C at 101 kPa is placed on the ground (circle side down). It is then drained form the bottom. What is the entropy generation in this process? Note: this is a transient process, ..
A parachute dropped from a 30 meter-high clifffalls with a constant velocity of 1.5 meters per second. How long does it take for the stone to hit the ground
In a single-slit diffraction pattern on a flat screen, the central bright fringe is 1.7 cm wide when the slit width is 3.9 x10-5 m. When the slit is replaced with a second slit, the wavelength of the light and the distance to the screen remaining unc..
An electron of energy 400 eV moves at right angles to a uniform magnetic field along an arc of radius 2.0cm. What is the energy of the second electron
A transverse wave is described by y(x,t) = 0.0065sin(3.57x – 27.7t) (Units are standard units.) Determine: Amplitude b) Wavelength c) Frequency d) Period
A 10-m uniform beam of weight 100 N is supported by two ropes atthe ends. If a 400-N person sits at 2.0 m from the left end of thebeam, what is the tension in the right rope
a fighter jet is launched from an aircraft carrier with the aid of its own engines and a steam-powered catapult. the
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