Problem 1: Figure shows a conducting loop consisting of a half-circle ofradius r = 0.20 m and three straight sections. The half circlelies in auniform magnetic field that is directed out of the page; the fieldmagnitude is given by B = 4.0ť² + 2.0t + 3.0, with B in teslas and t inseconds. An ideal battery with emfat = 2.0 V is connected to the loop.The resistance of the loop is 2.00 .(a) What are the magnitude and direction of the emf ind induced aroundthe loop by field at t 10 s?(b) What is the current in the loop at t 10 s?d0&ve

Answered: Image /qna-images/answer/989b8273-1315-44b7-b31d-afd8afa8f935.jpg

Answered: Problem 1: Figure shows a conducting…

Similar questions

A source of alternating e.m.f. 200 sin (@t) is connected to a lamp whose filament has a resistance 1000 Q. Calculate the (1) peak current and (2) r.m.s. current passing through the lamp.
A circular copper loop is placed perpendicular to a uniform magnetic field of 0.75 T. Due to external forces, the area of the loop decreases at a rate of 7.26 x 10-3 m²/s. Determine the induced emf in the loop. O 6.3 x 10-4 V O 3.1 V O 5.4 x 10-3 V O 1.2 x 10-3 V O 3.1 × 10-4 V
21. A 50 cm long conductor is moved in a field of density 1 Wb/m^2 at a velocity of 30 m/s. What is the emf induced if the motion is perpendicular to the field?
1. A 11.8 ?F capacitor is charged by a 25.0 V battery through a resistance R. The capacitor reaches a potential difference of 4.00 V at a time 3.00 s after charging begins. Find R. ________ kΩ 2.A proton moves perpendicular to a uniform magnetic field at a speed of 1.20 107 m/s and experiences an acceleration of 1.40 1013 m/s2 in the positive x-direction when its velocity is in the positive z-direction. Determine the magnitude and direction of the field. magnitude _______ PLEASE ANSWER BOTH
Pr1. The figure shows the cros-section of a long, straight, cylindrical coil (solenoid) of radius r = 10 cm. The number of turns per unit length is n = 500 m-1. A direct current I = 1,0 A flows clockwise in the solenoid. A charged particle accelerated by a voltage 1000 V enters into the solenoid through a gap between the coils at point A. The velocity of the particle at point A is pointing along the radius. The particle is traveling inside the solenoid in a plane perpendicular to its axis and exits at point C at an angle a = 60° to its initial direction. 60 A a) Determine the sign of the charge of the particle. b) What is the radius of the particle's trajectory? c) Find the charge-to-mass (Q/m) ratio of the particle. (The magnetic permeability of vacuum is µo = 4n · 10-7 Vs/Am.)
A circuit is made with a resistor of resistance 25 ohms and a movable bar with length 15 cm moving to the left with speed 8 m/s. The whole circuit is in a magnetic field B = 1.5 T (into page). Use this set up to answer the following questions. What is the current through the resistor in amps? Answer to 3 decimal places.
In the figure, there is a cross section of two cylindrical conductor wires that are intertwined.Radius c of inner wire, inner wire of outer wire radius b and outer radius a. The current x, whose direction is outward from the page, is evenly distributed along the inner cylinder. In the outer cylinder, the same current is in the opposite direction.From Ampere's law by making use of, a) r<a b)c<r<b c)b<r<a d)r>a
A2.10 cm x 2.10 cm square loop of wire with resistance 1.00×10-2 has one edge parallel to a long straight wire. The near edge of the loop is 1.10 cm from the wire. The current in the wire is increasing at the rate of 120 A/s.
In the accompanying figure, the rails, connecting end piece, and rod all have a resistance per unit length of 2.0 Ω/cm. The rod moves to the left at v = 3.0 m/s. If B = 0.75 T everywhere in the region, what is the current in the circuit (a) when a = 8.0 cm? (b) when a = 5.0 cm? Specify also the sense of the current flow.
An insulated wire of diameter 1.0 mm and negligible resist ance is wrapped tightly around a cylindrical core of radius 5.0 cm and length 30 cm to build a solenoid. Determine the energy stored in this solenoid when a current I = 0.20 A flows through it.
FIGURE B 2452 62 18 M 3652 305 3. What would be the Equivalent Resistance, Equivalent Voltage, and Total Power in Figure B if it has 8 amperes of flowing current?
An intrepid physics student transports a loop of wire from their hometown all the way to Earth's north magnetic pole. The loop has a radius ofr = 50 cm and a total resistance 75 m2, and the plane of the loop is held parallel to the ground at all times. In their hometown, Earth's magnetic 35 µT and points slightly into the ground, making an angle of 0 = 15° with a line that points due north. At the north magnetic pole, Earth's magnetic field 60 µT and points directly into the ground. If the student completed this journey over the course 48 hours, then what was the average current induced in the loop? Provide both the magnitude and direction of the current (as viewed from above the loop), and include a sketch of the "initial" and "final" configurations as part of of R field has a magnitude of B; has a magnitude of Bf of t your representation.

SEE MORE QUESTIONS