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A large electromagnet coil is connected to a 121 Hz ac source. The coil has a resistance 410 ohms , and at this source frequency the coil has an inductive reactance 260 ohms.
Part A What is the inductance of the coil?
in H
Part B What must the rms voltage of the source be if the coil is to consume an average electrical power of 810W?
in V
A proton is shot at 4 × 107 m/s toward a gold atom, with a mass 197 times that of the proton and deflects it straight back with 90% of its initial speed
What is total mechanical energy of the motion
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A power supply with internal resistance of 8 ? applies a voltage of 26 V. If a load resistor of 52 ? is in series with the power supply, what is the current going through the circuit
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Use the Gibbs-Duhem relation to solve the following problem: a gas has N = 1025 particles contained in a cubic meter at temperature T = 300 K. How much does the Gibbs free energy increase
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