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An inductor and a resistor are connected in series. When connected to a 60 Hz, 90 V (rms) source, the voltage drop across the resistor is found to be 46 Volt (rms) and the power delivered to the circuit is 14 Watt.
(a) Find the resistance.
R =
(b) Find the inductance.
L = H
A boy scout ‘s girl scout girlfriend to test his scouting abilities has hidden her girl scout cookies somewhere in the forest and has given him the directions to retrieve them, How far away are the cookies
A 25C capacitor is charged to a potential of 18V. (a) How much charge is stored on the capacitor? (b) The potential is then changed so that the charge becomes 5.9x10-4C. What is the change in potential?
The weight of a star is usually balanced by two forces: the gravitational force, acting inward, and the force created by nuclear reaction, acting outward. What is the radius of the geostationary orbit for this neutron star
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A childs toy consists of a spherical object of mass 50 attached to a spring. What is the potential energy of the toy when the spring is compressed 3.5 from its equilibrium position
35mm camera is equipped with a 45 mm focal length lens is used to photograph a tree 15 m tall, what is the aperture diameter
a long straight wire carries a current of 46 a. an electron traveling at 1.0 x 107 ms is 6.0 cm from the wire. what is
A ray of light is incident at the a-b interface with anangle of incidence that just barely exceeds its critical angle ofc =37.5°. Find the indices of refraction for the two other materials
The radius of the hydrogen atom is 0.053 nm. compute the frequency of the circular motion of the electron
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