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A resistor (R = 900 ?), a capacitor (C = 0.25 µF), and an inductor (L = 2.0 H) are connected in series across a 240 Hz AC source for which ?Vmax = 125 V. Calculate the following.
(a) the impedance of the circuit
?
(b) the maximum current delivered by the source
A
(c) the phase angle between the current and voltage
°
A very large number (N+1) polaroids are arranged in a sandwich.
An 8kg mass is observed traveling with a speed of .08*c. What is the relativisitic momentum
q1. over a 30-day period a power plant generates an average of 751 mw of electrical power and 1225 mw of waste heat and
A 2.46×10^4 rocket blasts off vertically from the earth's surface with a constant acceleration. Throughout the motion considered in the problem, suppose that remains constant. Inside the rocket, a 15.10 instrument hangs from a wire that can support a..
The company adheres to a 60% dividend payout ratio and has a P/E ratio of 19. There are 21,000 shares of stock outstanding. Illustrate what is the amount of the annual net income for the firm?
you have encouraged your little sister, who has just gotten glasses for her severe near-sightedness, to give you those glasses so you can play with them. If your sister's face is 180. mm-tall, how tall will it appear to be in the image (in mm)
A neon sign in a shop operates at around 12 kV (rms). A transformer is to step-up the 120 V (rms) line voltage to that value. How many turns must be placed into the primary coil
Three equal point charges, each with charge 1.70 μC, are placed at the vertices of an equilateral triangle whose sides are of length 0.700 m. What is the electric potential energy, U, of the system
a segment of wire of total length 2m is formed into a circular loop having 5 turns if the wire carries a 1.2A current determined the magnitude of the magnetic field at the center of the loop
The heating coil of a hot-water heater has a resistance of 20.0 and operates at 210 V. If electrical energy costs $0.080/kWh, what does it cost to raise 290 kg of water in the tank from 15 °C to 74° C.
A 45.2-kg girl is standing on a 143-kg plank. Both originally at rest on a frozen lake that constitutes a frictionless, What is the girls velocity relative to the ice surface
Two small metallic spheres, each of mass m = 0.198 g, are suspended as pendulums by light strings of length L as shown in the figure below. The spheres are given the same electric charge of 7.4 nC, and they come to equilibrium when each string is ..
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