A coil with a radius of 0.10 m and 725 turns is connected to a resistor with a resistance of 1.0 k (1.0 k 1.0 x 10³ (2). A magnetic field that is perpendicular to the loop is decreased in strength from 0.70 T to 0.20 T in 0.050 s. What is the magnitude of the induced current in the coil? Give your answer in units of amps (A) with two decimal places. B k R Calculate the magnitude of the magnetic force on the charge, giving your answer in units of newtons (N) with two decimal places.
Q: Physics 3.A flat coil of wire consisting of 20 turns, each with an area of 50 cm2, is positioned…
A:
Q: A single loop of steel wire, lying flat in a plane, has an area of 8.60 cm2 and a resistance of 1.80…
A: Given :- area A= 8.60 cm 2 = 8.6 * 10-4 m2 resistance R= 1.80Ω B = 0.500 T in 1.10 sec magnitude…
Q: 000 0000000000 OOOOO0.0 What is the length of the rod? m DO DO *o0||0000000000 A rod is moving from…
A: Solution: Given: A rod is sliding on the parallel rails. The system is placed in magnetic field. The…
Q: The figure below shows a 108-turn square coil rotating about a vertical axis at at = 1,570 rev/min.…
A:
Q: A single loop of copper wire, lying flat in a plane, has an area of 7.20 cm2 and a resistance of…
A: As the magnetic field flux changes through a loop this induces and emf in the lopp which in turn…
Q: An external magnetic field is parallel to the central axis of a 64.0-turn coil of radius 6.20 cm.…
A:
Q: A single loop of steel wire, lying flat in a plane, has an area of 7.80 cm2 and a resistance of 2.10…
A: Answer is given below: Explanation:Question 1:Answer:
Q: A single loop of wire with an area of 0.0920 m2 is in a uniform magnetic field that has an initial…
A: The objective of the question is to find the electromotive force (emf) induced in the loop and the…
Q: A generator has a square coil consisting of 356 turns. The coil rotates at 95.6 rad/s in a 0.203-T…
A: The generated emf by a generator is given as, The peak emf will be, Here, N, A, B and ω represent…
Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A: magnetic field = B = 1.6 Tarea = A = 0.16 m2number of turns = N = 220Resistance = R = 16 Ohms
Q: A 150-turn circular coil has a diameter of 5.25 cm and a resistance of 1.30 Ω. A magnetic field…
A:
Q: An L = 47.0 cm wire is moving to the right at a speed of v = 7.10 m/s across two parallel wire rails…
A:
Q: single loop of steel wire, lying flat in a plane, has an area of 8.20 cm² and a resistance of 1.50…
A: Area of the loop ResistanceInitial magnetic FieldFinal magnetic fieldTime interval
Q: A loop of wire sits in an external magnetic field as shown (in other words, the field shown in the…
A: Let B1 and B2 denote the initial and the final magnetic field, ϕ1 and ϕ2 denote the initial and the…
Q: The figure below shows a 102-turn square coil rotating about a vertical axis at at w = 1,280…
A: The number of turns N = 102The angular frequency ω = 1200 rev/min or f = 20 rev/s = 20HzThe length…
Q: A loop of wire with a diameter of d=0.71 m lies in a plane perpendicular to a magnetic field with…
A:
Q: A flat coil enclosing an area of 0.19 m2 is rotating at 55 rev/s, with its axis of rotation…
A:
Q: A circular wire coil with 29 turns and radius 1.48 cm is placed in a uniform magnetic field of…
A: The number of turns in the coil is The radius of the coil is The initial magnetic field is The final…
Q: A circular wire coil with 30 turns and radius 1.07 cm is placed in a uniform magnetic field of…
A:
Q: An aeroplane is flying due North at a speed of 227 m/s. The distance between the tips of the two…
A:
Q: I got 0.1981686061 V
A: 0.40 VExplanation:
Q: A current runs in a long solenoid of a radius 3 cm and 437 turns per meter. The current in the…
A: Radiusof long solenoid (r) = 3 cm = 0.03 m Number of turns per meter (n) = 437 Rate of increase of…
Q: A single loop of steel wire, lying flat in a plane, has an area of 7.20 cm² and a resistance of 2.10…
A:
Q: A coil with a wire that is wrapped 40 turns around a 0.5 m² hollow tube. A uniform magnetic field is…
A: Number of turns in the coil is N=40. Cross-sectional area of the coil is A=0.5 m2. Initial magnetic…
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: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A:
Q: A loop of wire with a radius of 0.16 m and resistance, 47.4 Ohms is in a region with a changing…
A: Faraday's Law of Electromagnetic Induction Whenever there is a change in magnetic flux linked to a…
Q: A single loop of copper wire, lying flat in a plane, has an area of 7.20 cm? and a resistance of…
A: Area of copper wire A = 7.20 cm2 = 7.20 × 10- 4 m2 Resistance of copper wire R = 2.10 Ω Initial…
Q: AV = 36 mV battery is connected to a single turn loop of dimensions a = 15 cm by b = 8 cm has a…
A: Calculate the area of the loop. A=abA=(15 cm)(8 cm)A=120 cm2×(1 m100 cm)2A=1.20×10−2 m2
Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…
A: As per Faraday's law whenever a conductor is placed inside a varying magnetic field the magnetic…
Q: A single loop of copper wire, lying flat in a plane, has an area of 8.60 cm² and a resistance of…
A:
Q: A rectangular coil with sides 0.120 m by 0.210 m has 495 turns of wire. It is rotated about its long…
A:
Q: A rectangular conducting loop has sides a = 0.065 m, sides b = 0.15 m, and resistance R = 55 Ω. It…
A:
Q: A coil with 31.2 turns of wire is wrapped on a frame with a square cross section 1.68 cm on a side.…
A: Given- Number of turns N= 31.2 Each side a=1.68 cm=0.0168 m So, Area will be…
Q: initially
A: Given: Area of the steel wire = 7.00 cm2 Resistance = 2.40 ohm The magnitude of the field = 0.500 T…
Step by step
Solved in 3 steps with 2 images
- A single loop of steel wire, lying flat in a plane, has an area of 7.80 cm² and a resistance of 1.80 . A uniform magnetic field points perpendicular to the plane of the loop. The field initially has a magnitude of 0.500 T, and the magnitude increases linearly to 1.50 T in a time of 1.12 s. What is the induced current (in mA) in the loop of wire over this time? mAA single loop of aluminum wire, lying flat in a plane, has an area of 7.80 cm2 and a resistance of 1.50 N. A uniform magnetic field points perpendicular to the plane of the loop. The field initially has magnitude of 0.500 T, and the magnitude increases linearly to 2.00 T in a time of 1.12 s. What is the induced current (in mA) in the loop of wire over this time? 0.58Question 4: A 1000-turn coil of wire 1.0 cm in diameter is in a magnetic field that increases from 0.10 T to 0. 30 T in 10 ms. The axis of the coil is parallel to the field. What is the voltage induced in the coil?
- The circuit in the figure below is located in a magnetic field whose magnitude varies with time according to the expression B = 1.00 x 10³ t, where B is in teslas and t is in seconds. Assume the resistance per length of the wire is 0.099 /m. Find the current in section PQ of length a = 60.0 cm. magnitude μA direction from Q to P a xxxxx * * * ** x Bin * * x X xx * * * xx x X xx 2a x x x x xx P xxxx xxxx **** * x x x x Q aA strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of 0.270 m2. A coil having 190 turns and a total resistance of 21.0 0 is placed around the electromagnet. The current in the electromagnet is then smoothly reduced until it reaches zero in 20.0 ms. What is the current induced in the coil?A student is performing a physics lab to test Faraday's Law. She places an 85-turn wire loop of radius 5 cm perpendicular to a magnetic field. She takes 0.9 seconds to decrease the magnetic field to a final value of 2.3 T, and measures an induced voltage (in the loop) of magnitude 1.1 V. Calculate the initial strength of the magnetic field.(Give your answer in tesla but don't include the units.)
- A circular loop in the plane of a paper lies in a 0.65 T magnetic field pointing into the paper. The loop's diameter changes from 21.5 cm to 6.8 cm in 0.52 s . What is the magnitude of the average induced emf?A circular wire coil with 25 turns and radius 1.02 cm is placed in a uniform magnetic field of strength 6.04 T, directed perpendicular to the plane of the wire loops. Over a period of 1.85 s, the magnetic field fades away to zero. What is the average induced emf (voltage) in the coil over this period of time? 0.016 V 0.035 V 0.043 V 0.027 VA 0.300 mm diameter copper wire makes up a 85.0 turns, 7.90 cm diameter coil. There is a magnetic field parallel to the axis of the coil. If the induced current in the coil is 4.80 A, what is the rate of change of the magnetic field? 58.5 T/s 4.97×103 T/s 3.20×10-6 T/s 0.222 T/s
- A single loop of copper wire, lying flat in a plane, has an area of 9.00 cm2 and a resistance of 2.10 Ω. A uniform magnetic field points perpendicular to the plane of the loop. The field initially has a magnitude of 0.500 T, and the magnitude increases linearly to 3.00 T in a time of 1.06 s. What is the induced current (in mA) in the loop of wire over this time?A single loop of copper wire, lying flat in a plane, has an area of 7.40 cm2 and a resistance of 1.80 Ω. A uniform magnetic field points perpendicular to the plane of the loop. The field initially has a magnitude of 0.500 T, and the magnitude increases linearly to 3.00 T in a time of 1.06 s. What is the induced current (in mA) in the loop of wire over this time?A single loop of copper wire, lying flat in a plane, has an area of 8.40 cm² and a resistance of 1.80 . A uniform magnetic field points perpendicular to the plane of the loop. The field initially has a magnitude of 0.500 T, and the magnitude increases linearly to 2.00 T in a time of 1.08 s. What is the induced current (in mA) in the loop of wire over this time? mA Need Help? Read It