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A battery is connected in series with a 0.27-? resistor and an inductor, as shown in the figure below. The switch is closed at t = 0. The time constant of the circuit is 0.22 s, and the maximum current in the circuit is 8.2 A.
(a) Find the emf of the battery.
=________ V
(b) Find the inductance of the circuit.
=_________ mH
(c) Find the current in the circuit after one time constant has elapsed.
=__________ A
(d) Find the voltage across the resistor after one time constant has elapsed.
(e) Find the voltage across the inductor after one time constant has elapsed.
=__________ V
A team of scientists have arrived at the Galactic Center Black hole(mass of 7.95e36 kg). Having parked their spaceship in orbit at a safe distance around the back hole, what range of angles are needed to optimize the radio
Walk 10 miles in the direction 54 degrees east of due north. Then walk 4 miles in the direction 23 degrees south of due east. How far will you be from your starting point?
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question1a tank of water sits at the edge of a table of height 1.0 m. the tank springs an extremely small leak at its
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