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- 10. (Not graded) An electron is situated at distance d from the axis of a long solenoid. The magnetic field strength inside the solenoid varies with B = Ct where t is the time and C is a constant. Find the expression of the force on the electron. X X X X -d· X X B X y X99) A closed-line integral of magnetic field B around the loop shown in figure below gives a value of 1.46 x 10-5 Tm. Determine the current Iz (magnitude and direction). (I = 2.2 mA, I3 = 1.2 mA, I4 = 4.5 mA, Is = 0.5 mA) Is I, I,
- How much current must pass through a 400-turn ideal solenoid that is 4.0 cm long to generate a 1.0-T magnetic field at the center? ( μ0 = 4π × 10 -7 T ∙ m/A) A) 60 A B) 52 A C) 60A D)69 A E) 80AQUESTION 14 At what point on the x-axis could the net magnetic field due to the two wires in the figure be equal to zero? O x10 5 10Please help! Thank you.
- (a) What is the maximum torque on a 181-turn square loop of wire 18.0 cm on a side that carries a 38.0-A current in a 1.60-T field? N. m (b) What is the torque when o is 20.0°? N.m1) Consider a thin, straight wire of length L carrying a constant current I and placed along x axis as shown in figure. Determine the magnitude and direction of the magnetic field due to this current at point P located on the y-axis which has a distance a from the end of the wire. X3. A zero-resistance rod of length 14.4 cm is being pushed along zero-resistance wires in a region where a uniform magnetic field of strength 2.00 T is directed out of the page as shown. If the wires and rod complete a circuit through a 2.90 N resistor then what velocity will the rod maintain if it is subjected to a constant pushing force of 22.0 N? Zero-resistance wires Push