Loop 4 .
Answer.
Magnetic flux = B.A
Now in this case magnetic field is perpendicular to area vector. So magnetic flux is zero.
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2. In the figure below, which has the smallest magnetic flux. a. B b. 45° Loop...
3) In the figure below, the magnetic flux through the loop shown increases according to the equation, \(\Phi=8 t^{3}-3 t^{2}\) where \(\Phi\) is in webers and \(t\) is in seconds:a) What is the induced voltage across the resistor at \(t=2\) seconds? b) What is the polarity of the voltage across the resistorc) If the area of the entire closed loop is \(14 \mathrm{~m}^{2}\), what is the magnitude of the magnetic field at \(t=2\) seconds?
What is the magnetic flux through the loop shown in the figure? Figure (< 1 of 1 > IVO AEP aj ? Magnetic field B Submit Request Answer Xxxxx XXXXXs ixtx Xxx Provide Feedback
13) Rank magnetic flux from the maximum to minimum for the loops of radius r, as shown in the right figure. (B) d>b>a=c (D) c>a> b> d (A) b a>c d (C) a>d> b> c 45 45 Loop b Loop a Loop d 2 Loop e
In the figure, the magnetic flux through the loop increases according to the relation OB = 8.9t2 + 6.2t, where Og is in milliwebers and t is in seconds. (a) What is the magnitude of the emf induced in the loop when t = 2.0 s? (b) is the direction of the current through R to the right or left? Came (a) Units (b) the tolerance is +/-2% SHOW HINT
In the figure, the magnetic flux through the loop increases
according to the relation ΦB = 8.9t2
+ 9.2t, where ΦB is in milliwebers and
t is in seconds. (a) What is the
magnitude of the emf induced in the loop when t = 2.4 s?
(b) Is the direction of the current through
R to the right or left?
In the figure, the magnetic flux through the loop increases
according to the relation ΦB = 5.8t2 + 6.4t, where ΦB is in
milliwebers and t is in seconds. (a) What is the magnitude of the
emf induced in the loop when t = 1.9 s? (b) Is the direction of the
current through R to the right or left?
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magnetic field of The flexible loop in the figure below has a radius of 10cm and is in a it takes 0.25 s to close the loop, what is the magnitude of the average induced emf (in mV) in it during this time? strength 0.12 T. The loop is grasped at points A and B and stretched until its area is nearly zero. If 1 20.1 Find the flux of Earth's magnetic field of magnitude 5.00 × 10-5 T through...
3) In the figure below, the magnetic flux through the loop shown increases according to the equation, 0-8-3r where is in webers and is in seconds: wa a) What is the induced voltage across the resistor atr=2 seconds? (5 pes) b) What is the polarity of the voltage across the resistor (Justify your answer (Spes) c) If the area of the entire closed loop is 14 m", what is the magnitude of the magnetic field at 2 seconds? (4 pes)...
Magnetic flux density is given as B =* = 6+ Problem [1] <15 points> on a surface given by r = 510,= = 48. Calculate the total flux o passing through this surface. For Problems 2 to 4: Figure shows a resistive loop with resistance of 2 Ohms. Magnetic flux density in this region is B = (2zł + 3xý)e ^. Calculate the current on this loop at t-0.1 seconds. 2 2 2 10 Problem [2] <10 points> Calculate the...
A loop of wire with radius r=0.015 m is in a magnetic field with magnitude B as shown in the figure. B changes from B1 = 0.35 T to B2 = 4.5T in Δt=5.5s at a constant rate. The resistance of the wire is R=5Ω.Part (a) Express the magnetic flux going through a loop of radius r assuming a constant magnetic field B. Part (b) Express the magnetic flux change, 40, in terms of B1, B2, and r. Part (c) Calculate the...