A square loop of wire with sides = 10.0 cm and resistance R = 2.00 Q is in a magnetic field. The magnetic field is uniform and into the page (and also directly into the loop). The magnetic field starts to decrease with time and its field strength is B(t) = 10 - 0.5t? measured in Tesla. (a) Draw a before and after picture showing how the field is changing in the loop (b) Determine the direction of the induced current. Show this on your diagram from (a). (C) Determine the amount of induced current in the loop at t = 3 s.
Q: the magnitude of the electric field at point P2? the direction of the electric field at point P,?
A:
Q: A single-turn circular loop has a radius of 25 cm, it is placed in a magnetic field of B = 3.5 T…
A: Solution: Given: 1 m = 100 cm 1 m2 = 104 cm2 r = radius of loop = 25 cm B = magnetic field = 3.5 T…
Q: A student uses a coil of radius 12 cm with 95 windings. a) Calculate the expected slope for a plot…
A:
Q: The magnetic field in a solenoid is B = (uONI) / d. A circular wire of radius 11 cm is concentric…
A:
Q: Question B1 a) A large horseshoe magnet produces a magnetic field of strength 2 x 10-2 T in the…
A: Question (a). Given current carrying wire in magnetic field experience force due to magnetic field.…
Q: The circular loop in the figure below has a radius of 0.5 m and and its plane coincides with the…
A: Introduction:As we know, magnetic flux is given as:Φ=B.A=BACosθ ....(1) (Here, θ is angle…
Q: A rectangular loop of wire of length a = 0.086 m, width b = 0.051 m, and resistance 0.079 Q, is…
A: Length, a = 0.086 mWidth, b = 0.051 mResistance, R = 0.079 ΩMagnetic field, B = 1.47 T Area of a…
Q: A magnetic field directed into the page changes with time according to B = 0.025 ot2 + 1.40, where B…
A: a. Write the given expression of magnetic field and differentiate with respect to time,…
Q: electron in a cathode ray tube has a kinetic energy of 102 eV and moves in a direction perpendicular…
A:
Q: Shown in the figure below is a rectangle of wire immersed in a magnetic field. The rectangle has…
A: Given :l=2 mw=2 mR=7.02 ohmB(t)=5t3+2t4
Q: A wire of total resistance 0.030 S is bent into a triangular loop shown below, and is being pulled…
A: Step 1:Determine the given values:The total resistance of the wire is R=0.030Ω.The uniform magnetic…
Q: 0.25 T 5.0 cm SIX X XX XI
A: Write the given values with suitable variables. d=8 mmB=0.25 Tb=3 cm=0.03 ml=5 cm=0.05 m Here, d, B,…
Q: =908 u), and length d. Between the inner and outer conductors is a magnetic medium with a…
A: This is a simple & interesting problem in electromagnetic theory. That can be solved using…
Q: A magnetic field directed into the page changes with time according to B = 0.033 or² + 1.40, where B…
A: Using Faraday's law, ε=dϕBdt∮EdS=dϕBdt
Q: A magnetic field directed into the page changes with time according to B = 0.071 02 + 1.40, where B…
A:
Q: The magnetic flux through a coil of wire changes from 9T m- to zero in a time of 0.50 s. What is the…
A: 18 V
Q: You want to investigate voltage, V, induced in a coil due to motion of the magnet. A setup is shown…
A: Required : The parameters to be tested.
Q: A 7.00-cm-long wire is pulled along a U-shaped conducting rail in a perpendicular magnetic field.…
A:
Q: A 14-cm-diameter circular loop of wire is placed in a 1.11-T magnetic field. t Y Part A When the…
A:
Q: A magnetic field directed into the page changes with time according to B = 0.039 0t² + 1.40, where B…
A:
Q: The loop in figure is being pushed into the 0.80 T magnetic field at 70 m/s. The resistance of the…
A:
Q: An air-filled solenoid has a diameter 10.5 cm and a length 5.58 cm, and it has 653 turns of wire. If…
A:
Q: I, A В a
A:
Q: A +1.00 µC charged brass marble has a velocity of 15.0 m/s in the positive direction, or ū = (15.0…
A:
Q: Consider two long wires with currents I1 = 7.8 A and I2 = 2.2 A, as shown in the figure. Let d =…
A:
Q: b. A 10 cm long solenoid with a radius 1cm has 500 turns. The current in the solenoid is changing at…
A:
Q: Suppose you wish to measure the current in a wire. You have a device that can measure the strength…
A: Given data: Distance (r) = 1.32 m Strength of magnetic field (B) = 0.93 μT = 0.93×10-6 T Required:…
Q: 1. A conducting loop of arca A and resistance R lics at right angles to a spatially uniform magnetic…
A: Given, Loop area= A Resistance= R The current in the loop, I=VR It=bt2 VR=bt2V=Rbt2…
Q: An 18 cm diameter circular loop of wire is placed in a 0.24 T magnetic field. When the plane of the…
A:
Q: The figure below shows three edge views of a square loop with sides of length ℓ = 0.495 m in a…
A:
Q: Consider a straight conductor of length 9.7 cm. The conductor moves at right angles to a magnetic…
A: Given Length l = 9.7 cm = 0.097 m Magnetic field B = 10-3 T Generating E.M.F…
Q: loop. The magnetic field in this case is A vertically oriented square loop of copper wire falls from…
A: Step 1:As the loop falls downwards, the magnetic flux pointing into the loop decreases and hence an…
Q: A magnetic field directed into the page changes with time according to B = 0.037 0t + 1.40, where B…
A: This is a question from the electromagnetic induction where electric field is produced due to the…
Q: a.) A wire 4 m long has a mass of 224 g. The wire is connected to an emf. What is the minimum…
A: The length of the wire: L=4 m The mass of the wire: m=224 g=0.224 kg The magnitude of the magnetic…
Q: In the Magnetic Field experiment, let the magnetic fields of Earth and the coil be HĘ and Hc,…
A:
Trending now
This is a popular solution!
Step by step
Solved in 2 steps with 2 images
- Physics 6. A loop of area 0.250 m2 is in a uniform 0.020 0-T magnetic field. If the flux through the loop is 3.8310-3 T·m2, what angle does the normal to the plane of the loop make with the direction of the magnetic field?In the figure (Figure 1) a conducting rod of length L = 40.0 cm moves in a magnetic field B of magnitude 0.410 T directed into the plane of the figure. The rod moves with speed v = 5.60 m/s in the direction shown. Part F What is the potential difference across the rod if it moves parallel to ab? Express your answer in volts. Figure < 1 of 1 ? V = 0.91 V B х ахA circular closed, conducting loop of radius r is in the presence of a uniform magnetic field that points into the page, shown in the figure below. The strength of the magnetic field changes as a function of time, which is described by the following expression: B(t) = B1t? + Bo. You may assume that B1 and Bo are both positive numbers. The direction of the magnetic field stays constant. The total resistance of the conducting loop is R. Use this information to solve parts (a) - (d). Write your answers in terms of known quantities such as: r, R, B1, Bo, and t. B(t) = B,t? + Bo %3D R r (a) Write an expression for the magnetic flux through the loop, assuming that the area vector of the loop points out of the page. Is the flux increasing or decreasing over time? (b) Determine the magnitude of the induced electromotive force driven through the loop. (c) Determine the magnitude of the induced current driven through the loop. (d) In which direction does the induced current flow (clockwise or…
- An electrically conductive rod is moving through a uniform magnetic flux at a constant velocity at right angles, as shown by its cross-section in the diagram. The velocity is in the x-direction, the rod is of length 150 mm along z, and the magnetic flux density is 0.2 T in the positive y-direction. Speed If the potential difference (voltage) across the ends of the rod is 5.8 Volts, what is the magnitude of the velocity? m/s Not perpendicular If the rod is passing through the flux with its axis not at right angles what can you be sure of? The speed to generate 5.8 V would have to be smaller. • The speed to generate 5.8 V would have to be bigger. The speed to generate 5.8 V would be the same.A square loop of wire with sides of 20.0cm is half in and half out of a uniform magnetic field which points out of the page as shown. The loop is moving with a speed of 3.00m/s and the strength of the magnetic field is 0.100Tesla. The total resistance of the loop is 4.00Ω. Find the magnitude and directionof the current if the loop is moving in the following directions. a.in the +x direction b.in the -x direction c.in the +y direction d.in the -y directionA stationary square coil of area 0.1 m2 is brought over time of 2 s into the magnetic field 8.8 T with its plane perpendicular to the magnetic field. The coil has 1317 turns. Calculate the magnetic flux linkage through the coil. Give your answer in Sl units. Answer: Choose... +
- = A single-turn circular loop has a radius of 25 cm, it is placed in a magnetic field of B 3.5 T which is perpendicular to the plane of the loop, see the figure below. The loop is reshaped into a perfect square without stretching the length of the loop. It takes 0.43 s to reshape the loop. What is the magnetic flux through the loop before and after it is reshaped? B X X X X X X X X X X X X X x x The final flux, Of = 5 x X X X X X X The initial flux, ¡ = 0.0000006 X Units mWb Х Х The induced emf, Emf = 34 X Units mWb x X X X What is the magnitude of the average induced emf in the loop during the reshaping process? X Units mV хх Question Help: Message instructor Post to forumConsider a straight conductor of length 15 cm. The conductor moves at right angles to a magnetic field of uniform strength B = 10-³ T generating e.m.f. of 2,5 x 10-5 V. Calculate the velocity of the straight conductor. Give your answer in Sl units. Answer: m/s ♦A magnetic field directed into the page changes with time according to B = 0.035 or? + 1.40, where B is in teslas and t is in seconds. The field has a circular cross section of radius R = 2.50 cm (see figure below). x x x x * * x X x x x xx x X X x x X x x x x x R x * x x x x X x x x x x Bin (a) When := 4.70 s and r = 0.020 0 m, what is the magnitude of the electric field at point P,? N/C (b) When = 4.70 s and r,= 0.020 0 m, what is the direction of the electric field at point P,? O perpendicular to r2 and clockwise O perpendicular to r, and counterclockwise into the page O out of the page
- A magnetic field directed into the page changes with time according to B = 0.031 ot² + 1.40, where B is in teslas and t is in seconds. The field has a circular cross section of radius R = 2.50 cm (see figure below). xxxx vPg xxx xxx xxxx x Rx Bin P₁ (a) When t = 4.80 s and r₂ = 0.020 0 m, what is the magnitude of the electric field at point P₂? 0.00030 X Your response is off by a multiple of ten. N/C (b) When t = 4.80 s and r₂ = 0.020 0 m, what is the direction of the electric field at point P₂? perpendicular to r₂ and counterclockwise O into the page O out of the page. O perpendicular to ₂ and clockwiseA current loop of 2-m radius creates 5 T magnetic field at the center of the loop. A student makes a solenoid out of the same loop wire. He measures the length of the solenoid that is 37 cm and counts the number of turns (that is 76). Calculate the magnetic field at the center of the solenoid.