A uniform magnetic field varies in time according to B = C exp(-at) with c and...
A uniform magnetic field varies in time according to B = C exp(-at) with c and a positive constants. Find the maximum induced emf through a square loop of side L.
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A uniform magnetic field varies in time according to B = C
exp(-at) with c and...
a) The magnetic field is a certain region varies with time given by B(t) =30e^ -2t...
a) The magnetic field is a certain region varies with time given by B(t) =30e^ -2t in Tesla. A 10cm * 15cm rectangular coil whose plane is perpendicular to the direction of the magnetic is placed in this field, find the magnetic flux as a function of time flux(t). b) A coil consists of 200 turns of wire. Each turn is a square of side d=18cm, and a uniform magnetic field directed perpendicular to the plane of the coil is...
16)A triangular conducting loop lies in a uniform magnetic field B which varies with time as...
16)A triangular conducting loop lies in a uniform magnetic field B which varies with time as shown in 10 the graph. At t = 1 s the magnetic field is pointing out of the page. The triangle's height is-3 ma ptsFor what time interval(s) is the induced current in the loop equal to zero? (b) During what time interval (s) is the magnitude of the induced current a maximum? (c) What is the magnitude of the induced voltage at t...
A conducting square loop is in a uniform magnetic field B as shown. The side length...
A conducting square loop is in a uniform magnetic field B as shown. The side length of the loop is L = 60 cm, and the loop has an effective resistance of R = 0.045 Ohm. The magnitude of B decreases steadily from an initial value B_0 = 0.050 T to zero in 0.20 seconds, and stays at zero afterwards. Find the magnitude of the induced emf in the loop. What is the current in the loop? And in what...
A magnetic field B, directed along the z-axis, varies with time T as shown in the...
A magnetic field B, directed along the z-axis, varies with time T as shown in the figure. A planar conducting loop is in the magnetic field The maqnetic field is perpendicular to the plane of the loop. B- 0 Select the appropriate description for the magnitude of the EMF induced in the loop (EMF-mag) and for its direction (EMF-dir) at the indicated times. Select a response for each statement. The EMF-mag at A is. that at F The EMF-mag at...
os A circular loop of wire of radius 1.55cm is in a uniform magnetic field, with...
os A circular loop of wire of radius 1.55cm is in a uniform magnetic field, with the plane of the loop perpendicular to the direction of the field. The magnetic field varies with time according to B(t) = 0.064 + 1.2t, where t is in seconds, and B is in T. Calculate the magnetic flux through the loop at t0 s. B Submit Answer Tries 0/10 Calculate the magnitude of the emf induced in the loop. Submit Answer Tries 0/10...
A magnetic field is uniform in distribution across a region of space but the strength on...
A magnetic field is uniform in distribution across a region of space but the strength on the field varies time according to the formula B= 1.5 t^2 where the units have been left off but t is in seconds and is in Tesla. If this field passes straight through a flat wire loop enclosing an area of 0.60 m^2 what the emf induced in this wire loop, at a time of 3 seconds?
A flat coil of wire consisting of 20 turns, each with an area of 10 cm, is positioned perpendicularly to a uniform magnetic field that varies with time according to B=2.5 f
A flat coil of wire consisting of 20 turns, each with an area of 10 cm, is positioned perpendicularly to a uniform magnetic field that varies with time according to B=2.5 f. where t is measured in s and B in T. If the coil has a total resistance of 0.10 9, what is the magnitude of the induced current at 0.8s? a. 0.20 A b. 0.60 A c. 0.50 A d. 0.80 A e. None of the above At what frequency...
(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)...
A square wire loop with 2.00m sides is perpendicular to a uniform magnetic field as shown...
A square wire loop with 2.00m sides is perpendicular
to a uniform magnetic field as shown in the figure. The loop
contains an ideal battery with emf=20.0V. If the magnitude of the
field varies with time according to B=0.0420-0.870t , with B in
teslas and t in seconds, what are the:
A. Net emf in the circuit (show your work and explain
your answer)
B. And the direction of the (net) current around the
loop? (shoe your work and explain...
A coil 4.35 cm radius, containing 450 turns, is placed in a uniform magnetic field that varies with time according to B = (1.20x10-2 T/s)t + ( 3.20x10-5 T/s)t4.
A coil 4.35 cm radius, containing 450 turns, is placed in a uniform magnetic field that varies with time according to B = (1.20x10-2 T/s)t + ( 3.20x10-5 T/s)t4. The coil is connected to a 540Ω resistor, and its plane is perpendicular to the magnetic field. You can ignore the resistance of the coil. Part A Find the magnitude of the induced emf in the coil as a function of time. Part B What is the current in the resistor at time to...
16)A triangular conducting loop lies in a uniform magnetic field B which varies with time as shown in 10 the graph. At t = 1 s the magnetic field is pointing out of the page. The triangle's height is-3 ma ptsFor what time interval(s) is the induced current in the loop equal to zero? (b) During what time interval (s) is the magnitude of the induced current a maximum? (c) What is the magnitude of the induced voltage at t...
A conducting square loop is in a uniform magnetic field B as shown. The side length of the loop is L = 60 cm, and the loop has an effective resistance of R = 0.045 Ohm. The magnitude of B decreases steadily from an initial value B_0 = 0.050 T to zero in 0.20 seconds, and stays at zero afterwards. Find the magnitude of the induced emf in the loop. What is the current in the loop? And in what...
A magnetic field B, directed along the z-axis, varies with time T as shown in the figure. A planar conducting loop is in the magnetic field The maqnetic field is perpendicular to the plane of the loop. B- 0 Select the appropriate description for the magnitude of the EMF induced in the loop (EMF-mag) and for its direction (EMF-dir) at the indicated times. Select a response for each statement. The EMF-mag at A is. that at F The EMF-mag at...
os A circular loop of wire of radius 1.55cm is in a uniform magnetic field, with the plane of the loop perpendicular to the direction of the field. The magnetic field varies with time according to B(t) = 0.064 + 1.2t, where t is in seconds, and B is in T. Calculate the magnetic flux through the loop at t0 s. B Submit Answer Tries 0/10 Calculate the magnitude of the emf induced in the loop. Submit Answer Tries 0/10...
A magnetic field is uniform in distribution across a region of space but the strength on the field varies time according to the formula B= 1.5 t^2 where the units have been left off but t is in seconds and is in Tesla. If this field passes straight through a flat wire loop enclosing an area of 0.60 m^2 what the emf induced in this wire loop, at a time of 3 seconds?
(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)...
A square wire loop with 2.00m sides is perpendicular
to a uniform magnetic field as shown in the figure. The loop
contains an ideal battery with emf=20.0V. If the magnitude of the
field varies with time according to B=0.0420-0.870t , with B in
teslas and t in seconds, what are the:
A. Net emf in the circuit (show your work and explain
your answer)
B. And the direction of the (net) current around the
loop? (shoe your work and explain...
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