A plane of a coil of wire is perpendicular to a uniform magnetic field that poin
ID: 1516893 • Letter: A
Question
A plane of a coil of wire is perpendicular to a uniform magnetic field that points into the page, an shown in the diagram. The coil is then pulled out of the magnetic field to the right, as indicated by the velocity vector. Which direction does the indeced current flow around the coil? It depends on how fast the coil is pulled from the magnetic field. Clockwise, Counterclockwise, No induced current flows because there is no indeced way" Ina certain RL circuit, the current is zero at time r=0. The coil of inductance L=10 mH is connected in series with the resistor, R=4.0 k Ohm and a 200-V dc power source of negligible internal resistance. The current in this circuit increases to 10 mA in approximately 0.22 mu s 4.02 mu s 1.80 mu s 0.56 mu s A convex mirror has a focal length of 20 cm. What is the object distance if the image distance -10 cm? 10 cm 40 cm 60 cm 20 cm An ac generator with peak voltage 100 volts is placed across a 10-Ohm resistor. What is the average power dissipated? 100 w 150 W 500 W 1000 W A 2.0-mu F capacitor in series with a 20-K ohm resistor is connected to a 60-Hz ac source. Calculate the impedance of the circuit. 1500 ohms 2400 ohms 2100 ohms 8600 ohms Light is refracted through a diamond. If the angle of incidence is 30degree, and the angle of ref is 15 degree, what is the index of refraction? 1.3 2.4 1.9 0.4Explanation / Answer
10) The Current will be induced such that it opposes the change in flux through the coil. (Lenz's Law)
Here, current will be induced clockwise.
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