Two 79.2 cm long wires run parallel to each other and are separated by a distanc

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Two 79.2 cm long wires run parallel to each other and are separated by a distance of 1.20 cm. One of the wires has a current of 1.25 A, and the other has a current of 1.81 A in the opposite direction. What is the magnitude of the magnetic force of the first wire on the second? Answer: (submit All Answers An AC generator spins a 900 loop circular coil in a uniform 1.60 T magnetic field. The coil has a radius of 5.8 cm. At what angular frequency must the coil spin in order to generate an average voltage of 122 V? Answer: ( Submit All Answers^) This generator is connected to 3600 ohm resistor. What is the peak current through the circuit? Answer: (submit all Answers A 50 mm lens is 51.4 mm away from a piece of film, where the image is formed in a photograph. How far away should the subject of the photograph stand in order to take an in-focus picture? Answer: (submit all Answers^) How far from the film should this lens be to take a picture of an object 25.4 m away from the lens?

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