There is a magnetic field B = 0.5 T constant entering the paper. The conductive bar...
There is a magnetic field B = 0.5 T constant entering
the paper. The conductive bar is of length l = 0.2 m, and moves to
the right on conductive rails with velocity v = 10 m / s on
conductor rails. R symbolizes
a resistance of 10 W.
20. The current in the circuit is ____
21. The power dissipated in R is ____
22. And to maintain the current, pull the bar with a force F of
____
Homework Answers
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There is a magnetic field B = 0.5 T constant entering
the paper. The conductive bar...
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k...
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k and o are constants with units of rad/m and rad/s, respectively. Assuming the resistance is R = 15 Ohms, find the current i(t). The circuit wires are made of a perfect conductor. L1 30.1(m) اه - 0.3(m) - (6) The perfectly conducting sliding bar in the figure below oscillates over the parallel sliding rails in a sinusoidally varying magnetic field given by B =...
Suppose now that the magnetic field is held constant at 20 mT and the copper bar...
Suppose now that the magnetic field is held constant at 20 mT and the copper bar is pushed to the left at a speed of [v] m/s. 20 cm What is the direction of the induced current inside the bar? there is no current up down A (conducting) metal bar of length L=20 cm is placed on metal rails as shown. The rails are connected by a wire with resistance R=2.00 ohm. The resistances of the bar and the rails...
4, A conductive bar of length L = 0.8 m is pulled to the left at...
4, A conductive bar of length L = 0.8 m is pulled to the left at a constant velocity of 1.8 m/s. A magnetic field of magnitude 0.06 T is directed out of the page. a) What is the induced voltage in the loop? (10 pts.) What is the magnitude and direction of the induced current, if the resistance of the circuit is 2.5 Ω? (5 pts.) b) As the induced current passes through the movable bar, it couples to...
A conductive bar 52 cm long slides on two parallel metal bars placed within it a...
A conductive bar 52 cm long slides on two parallel metal bars placed within it a magnetic field (directed inward) of magnitude 1077 G, as indicated in the figure. The ends of the bars are connected to two resistors, R1 = 101 Ω and R2 = 157 Ω. The conductive bar moves to the left at a constant speed of 6 m / s as shown in the figure.
a) determine magnitud of current that circulates trough R1 (in
mA)....
A DC generator can be built as shown in the figure below. The bar, load (R),...
A DC generator can be built as shown in the figure below. The bar, load (R), and rails form a closed circuit. The two rails are separated a distance d- 2m and the load resistance is R- 10Q. Assume the rails and bar are perfectly conducting and the bar moves to the right at a constant velocity v-10 m/s. The magnetic flux density is constant, directed upward, and equal to B-1 T. Suppose the rails in the figure resistance per...
The picture below is inside of a uniform and constant magnetic field of 2 nt. The...
The picture below is inside of a uniform and constant magnetic field of 2 nt. The magnetic field is directed into the page. A conducting rod slides (length = 10 cm) moves on two parallel frictionless conducting rails. What is the energy absorbed in one hour by the 12-ohm resistor if the bar moves to the right at a constant velocity of 1.75 m/s? Which way does the current travel through the bar? 1202 L N 1) energy = 2)...
4.) For the slidewire generator below, the magnetic field is a constant 2.0 T into the...
4.) For the slidewire generator below, the magnetic field is a constant 2.0 T into the page, the length L is 0.50 m and the conducting slidewire moves at 5.5 m/s. The total resistance of the circuit is R=1.5 Ω. a.) Find the induced current (7 pts). b.) How much power is dissipated? (6 pts) c.) In what direction does the induced current flow? (3 pts) A current carrying circular loop with N-50 turns rotates in a 2.0 T magnetic...
(3) A uniform field varies according to B() 4.0+20+0.5 2 (B is in tesla and t...
(3) A uniform field varies according to B() 4.0+20+0.5 2 (B is in tesla and t in seconds). A wire loop with sides of length 4 cm is present as shown. I (a) What is the direction of the induced current in the loop? (b) What is the induced EMF in the loop at t - 0 s? What is the current? (c) What is the EMF and current at t-10 s? Two rods (shown in black in the figure)...
please show work when possible so that I may better understand. Thank you. x=L The rail gun consists of two thick conducting rails connected to a power supply and there is a magnetic field ass...
please show work when possible so that I may better
understand. Thank you.
x=L The rail gun consists of two thick conducting rails connected to a power supply and there is a magnetic field assumed to be uniform and constant in the direction shown. A short conducting bar that is to be (or carry) the projectile is placed across the bars at x -0. The current flows through the bars as shown. The magnetic force on the bar causes it...
10. (10 point bonus) The conductive bar shown below moves as shown. The length is 0.6...
10. (10 point bonus) The conductive bar shown below moves as shown. The length is 0.6 m, the magnetic field is 0.4 T. and the velocity is 20 m/s. a. What is the induced voltage on the bar? b. Which end is the higher potential end (show clearly)? x X > X
(a) The circuit below is immersed in a magnetic field B(t, y) = cos(ot-ky), where k and o are constants with units of rad/m and rad/s, respectively. Assuming the resistance is R = 15 Ohms, find the current i(t). The circuit wires are made of a perfect conductor. L1 30.1(m) اه - 0.3(m) - (6) The perfectly conducting sliding bar in the figure below oscillates over the parallel sliding rails in a sinusoidally varying magnetic field given by B =...
Suppose now that the magnetic field is held constant at 20 mT and the copper bar is pushed to the left at a speed of [v] m/s. 20 cm What is the direction of the induced current inside the bar? there is no current up down A (conducting) metal bar of length L=20 cm is placed on metal rails as shown. The rails are connected by a wire with resistance R=2.00 ohm. The resistances of the bar and the rails...
4, A conductive bar of length L = 0.8 m is pulled to the left at a constant velocity of 1.8 m/s. A magnetic field of magnitude 0.06 T is directed out of the page. a) What is the induced voltage in the loop? (10 pts.) What is the magnitude and direction of the induced current, if the resistance of the circuit is 2.5 Ω? (5 pts.) b) As the induced current passes through the movable bar, it couples to...
A conductive bar 52 cm long slides on two parallel metal bars placed within it a magnetic field (directed inward) of magnitude 1077 G, as indicated in the figure. The ends of the bars are connected to two resistors, R1 = 101 Ω and R2 = 157 Ω. The conductive bar moves to the left at a constant speed of 6 m / s as shown in the figure.
a) determine magnitud of current that circulates trough R1 (in
mA)....
A DC generator can be built as shown in the figure below. The bar, load (R), and rails form a closed circuit. The two rails are separated a distance d- 2m and the load resistance is R- 10Q. Assume the rails and bar are perfectly conducting and the bar moves to the right at a constant velocity v-10 m/s. The magnetic flux density is constant, directed upward, and equal to B-1 T. Suppose the rails in the figure resistance per...
The picture below is inside of a uniform and constant magnetic field of 2 nt. The magnetic field is directed into the page. A conducting rod slides (length = 10 cm) moves on two parallel frictionless conducting rails. What is the energy absorbed in one hour by the 12-ohm resistor if the bar moves to the right at a constant velocity of 1.75 m/s? Which way does the current travel through the bar? 1202 L N 1) energy = 2)...
4.) For the slidewire generator below, the magnetic field is a constant 2.0 T into the page, the length L is 0.50 m and the conducting slidewire moves at 5.5 m/s. The total resistance of the circuit is R=1.5 Ω. a.) Find the induced current (7 pts). b.) How much power is dissipated? (6 pts) c.) In what direction does the induced current flow? (3 pts) A current carrying circular loop with N-50 turns rotates in a 2.0 T magnetic...
(3) A uniform field varies according to B() 4.0+20+0.5 2 (B is in tesla and t in seconds). A wire loop with sides of length 4 cm is present as shown. I (a) What is the direction of the induced current in the loop? (b) What is the induced EMF in the loop at t - 0 s? What is the current? (c) What is the EMF and current at t-10 s? Two rods (shown in black in the figure)...
please show work when possible so that I may better
understand. Thank you.
x=L The rail gun consists of two thick conducting rails connected to a power supply and there is a magnetic field assumed to be uniform and constant in the direction shown. A short conducting bar that is to be (or carry) the projectile is placed across the bars at x -0. The current flows through the bars as shown. The magnetic force on the bar causes it...
10. (10 point bonus) The conductive bar shown below moves as shown. The length is 0.6 m, the magnetic field is 0.4 T. and the velocity is 20 m/s. a. What is the induced voltage on the bar? b. Which end is the higher potential end (show clearly)? x X > X
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