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An ac generator with maximum electromotive force = 240 Voperating at 420 Hz causes oscillations in a series RLC circuithaving R = 230 Ohms, L = 150 mH, and C = 24.0 microF.
A) Find the impedance Z.
B) Find the current amplitude I.
a string is wrapped around a pulley that consists of a disc of mass 2 kg and radius 0.3 m. hanging from the string is a
An AC generator supplies 185 V peak voltage at 110 Hz frequency. How much power is dissipated in a resistor with R = 295 ? resistance connected to the generator?
The coil of a galvanometer has a resistance of 18.6 ?, and its meter deflects full scale when a current of 6.48 mA passes through it. What is the maximum current that this ammeter can read
Three concentric uniformly charged isolating shells (hollow spheres) of radii 6cm, 10cm, and 20cm each carry a charge. The smallest shell carries 3nC, the medium 4nC, and the largest shell 5nC. Here, concentric means that all three shells share th..
A 4.77-kg ball of clay is thrown downward from a height of 3.31 m with a speed of 4.81 m/s onto a spring with k = 1690 N/m. Find the maximum compression of the spring
The arm in the figure below weighs 43.7 N. The force of gravity acting on the arm acts through point A. Determine the magnitude of the tension force Ft in the deltoid muscle
Suppose a tank contains 774 m3 of neon (Ne) at an absolute pressure of 1.01Ã-105 Pa. What is the increase in the internal energy of the neon
A cat is being chased by a dog. Both are running in a straight line at constant speeds. How fast did the cat run
The Royal Gorge bridge over the Arkansas River is 360 m above the river. A bungee jumper of mass 93 kg has an elastic cord of length 85 m attached to her feet. Find the maximum speed of the jumper
After hitting the wall, the ball is moving to the left at -28 i m/s. If the collision lasts .15s, what was the horizontal force exerted by the wall on the ball during impact
A 50 g ice cube floats in 200 g of water in a 100 g copper cup; all are at a temperature of 0°C. What is the mass of the lead
The 1800-turn coil in a dc motor has an area per turn of 1.1 multiply.gif 10-2 m2. compute the current in the coil
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