SSM WWW In the circuit of Fig. 27-65, ℰ = 1.2 kV, C = 6.5 μ F, R 1 = R 2 = R 3 = 0.73 MΩ. With C completely uncharged, switch S is suddenly closed? (at t = 0). At t = 0, what are (a) current i 1 in resistor 1, (b) current i 2 in resistor 2, and (c) current i 3 in resistor 3? At t = ∞ (that is, after many time constants), what are (d) i 1 , (e) i 2 , and (f) i 3 ? What is the potential difference V 2 across resistor 2 at (g) t = 0 and (h) t = ∞? (i) Sketch V 2 versus t between these two extreme times. Figure 27-65 Problem 63.
SSM WWW In the circuit of Fig. 27-65, ℰ = 1.2 kV, C = 6.5 μ F, R 1 = R 2 = R 3 = 0.73 MΩ. With C completely uncharged, switch S is suddenly closed? (at t = 0). At t = 0, what are (a) current i 1 in resistor 1, (b) current i 2 in resistor 2, and (c) current i 3 in resistor 3? At t = ∞ (that is, after many time constants), what are (d) i 1 , (e) i 2 , and (f) i 3 ? What is the potential difference V 2 across resistor 2 at (g) t = 0 and (h) t = ∞? (i) Sketch V 2 versus t between these two extreme times. Figure 27-65 Problem 63.
SSM WWWIn the circuit of Fig. 27-65, ℰ = 1.2 kV, C= 6.5 μF, R1 = R2 = R3 = 0.73 MΩ. With C completely uncharged, switch S is suddenly closed? (at t = 0). At t = 0, what are (a) current i1 in resistor 1, (b) current i2 in resistor 2, and (c) current i3 in resistor 3? At t = ∞ (that is, after many time constants), what are (d) i1, (e) i2, and (f) i3? What is the potential difference V2 across resistor 2 at (g) t = 0 and (h) t = ∞? (i) Sketch V2 versus t between these two extreme times.
1. The diagram shows the tube used in the Thomson
experiment.
a. State the KE of the electrons.
b. Draw the path of the electron beam in the gravitational
field of the earth.
C.
If the electric field directed upwards, deduce the direction of the magnetic field so it
would be possible to balance the forces.
electron gun
1KV
as a hiker in glacier national park, you need to keep the bears from getting at your food supply. You find a campground that is near an outcropping of ice. Part of the outcropping forms a feta=51.5* slopeup that leads to a verticle cliff. You decide that this is an idea place to hang your food supply out of bear reach. You put all of your food into a burlap sack, tie a rope to the sack, and then tie a bag full of rocks to the other end of the rope to act as an anchor. You currently have 18.5 kg of food left for the rest of your trip, so you put 18.5 kg of rocks in the anchor bag to balance it out. what happens when you lower the food bag over the edge and let go of the anchor bag? Determine the acceleration magnitude a of the two-bag system when you let go of the anchor bag?
2. A thin Nichrome wire is used in an experiment to test Ohm's
law using a power supply ranging from 0 to 12 V in steps of 2 V.
Why isn't the graph of I vs V linear?
1.
Nichrome wire does obey Ohm's law. Explain how that can that be true given the
results above
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What is Electromagnetic Induction? | Faraday's Laws and Lenz Law | iKen | iKen Edu | iKen App; Author: Iken Edu;https://www.youtube.com/watch?v=3HyORmBip-w;License: Standard YouTube License, CC-BY