Pickup Coil Q2.4 Suggest how you can make the lamp brighter. .. … …. Q2.5 Change the bar magnet strength to 20%. How did the brightnes

Q: 1. A loop conductor of area 1.0 m² is positioned perpendicular to a uniform 1.5 T magnetic field. a.…

A: Initial area of loop, A1=1 m2 Magnetic field intensity, B=1.5 T Final area of loop, A2=1.5 m2 Time…

Q: A square coil with side 25 cm and 85 turns rotates at 3600 rev/min in a uniform magnetic field of…

A: Given: The side of the square is L=25 cm. The number of turns are N=85 turns. The frequency of…

Q: A 20-cm-diameter circular loop of wire is placed in a 0.72-T magnetic field. 1) When the plane of…

A: Given that:Diameter, D=20 cmRadius, R=D/2=10 cm=0.10 mMagnetic field, B=0.72 T

Q: Q3. Two identical constant current small loops with radius a are placed a distance d apart according…

A: Consider the element factor and array factor separately. For element factor, The electric field from…

Q: T. 0.35 m 0.50 m A rectangular loop of wire is moving at 39 m/s as shown through a region of…

A: Given information: velocity v→=39ı^m/smagnetic field B→=0.25 T(k^)length along bc  l→=0.35(-j^)m It…

Q: What produces the magnetic field we measure in the coil? The computer software The current The…

A: Q.1.  Current. moving charge particle produces the current and current flowing in the coil will…

Q: If the change in magnetic field is 0.3T in 0.2s as shadow walks through the coils, does the trap…

A: The current induced in the coil can found by Ohm’s law as, Here, ε, i, and R represent the induced…

Q: 27. A metal rod of length L=45.00 cm is pulled upward with constant velocity v = 8.00 m/s through a…

A: Given Length of rod is L=0.45 m Constant velocity is v=8.00 m/s Magnetic field is B=0.300 T

Q: A square loop of side a lies on the a - y plane as shown in the figure. There exists a magnetic…

A: Answer  option(g) a3t

Q: 3. A wire is moving on frictionless rails in a uniform magnetic field, as shown to the right. The…

A: We have a wire of length L=5 cm=0.05 m which is moving along a rail experiencing a magnetic field of…

Q: A circular wire loop 51 cm in diameter has resistance 120 Ω and lies in a horizontal plane. A…

A:

Q: 6. A circular loop of wire is placed in a uniform magnetic field pointing into the page, as shown…

A: This question is based on magnetism and moving charge.

Q: Select the correct answer. What is the emf produced in a 1.5 meter wire moving at a speed of 6.2…

A:

Q: A 2000 winding coil has a length of 20mm and a winding thickness of 5mm. If the coil carries a…

A: Given: N=2000, L= 20mm,  t=5mm,  I=5mA = 0.005A

Q: 3. A rectangular wire loop 50 mmx 100 mm in size is perpendicular to a magnetic field of 2.5 T A.…

A:

Q: The figure shows a 10-cm-diameter loop in three different magnetic fields. The loop's resistance is…

A: The diameter of the loop is The resistance of the loop is The rate of change of the magnetic field…

Q: 1. The magnet moves as shown. Which way does the current flow in the coil? a. CW b. CCW c. No…

A:

Q: You want to investigate voltage, V, induced in a coil due to motion of the magnet. A setup is shown…

A: Required : The parameters to be tested.

Q: In the figure below, a uniform magnetic field decreases at a constant rate dB/dt = –K, where K is a…

A: (a) The charge on the capacitor, when it is fully charged. As the magnetic field is directed into…

Q: You create your very own electric generator using a big horseshoe magnet and a 13 cm by 13 cm square…

A: (a) Expression for rate of change of magnetic flux dϕ(t)dt is given as:…

Q: Please help me ... I need solution with full detals.

A: The objective of the question is to calculate the induced electromotive force (emf) in a conducting…

Q: 1.  a. What will be the direction of the current in the wire just above the bar magnet when you…

A:

Q: The 10-cm-wide, zero-resistance wire shown is pushed toward the 2.0 Ω resistor at a steady speed of…

A: Hey, there are multiple subparts posted, we are authorized to answer three subparts at a time, since…

Q: A conductive rod with a length of 50 cm has an intensity of 2T with a velocity v. A vertical…

A: Length of rod, L=0.5m Magnetic field, B=2 T

Q: 2. A 22 cm by 35 cm rectangular coil has a single turn and carries a current of 1.4 A. Initially the…

A: Given, Rectangular coil  a=22cm b=35cm Current I=1.4A Magnetic field B= 1.6T

Q: A long solenoid has a radius of 4 cm and has 800 turns/m. If the current in the solenoid is…

A: Given data: The radius of solenoid is r=4 cm. The number of turns is N=800 turns/m. The rate of…

Q: Answer in units of m. At some point and some instant, the electric field has has a value of 204 V/m.…

A:

Q: Two circular loops of wire surround an insulating rod as in Figure P20.53. Loop 1 carries a current…

A: Right hand rule gives the direction of magnetic field due to the flow of current. For the loop, when…

Q: Passage: The metal equilateral triangle in the figure, 20 cmcm on each side, is halfway into a 0.10…

A: (A). magnetic flux = 8.66 x 10-4 wb (B). clockwiseExplanation:Approach to solving the question:…

Q: 10) a) An MRI technician moves his hand from a region of very low magnetic field strength into an…

A: We are given radius of ring and magnetic field under scanner from outside region. We are given time…

Q: (c20p18) Consider the arrangement shown in Figure P20.18. Assume that R = 7.00 2 and I = 1.00 m, and…

A: Given:-            Resistance of wire (R) = 7 Ω           Length of bar (L) = 1 m          Magnetic…

Q: In the figure, the red circle represents the loop of a wire. An external constant magnetic field is…

A: Given Applied external magnetic field is  constant .       B = constant  Let area of the loop is…

Q: Currents in dc transmission lines can be 100 A or higher. Some people are concerned that the…

A: current in the line = I=130 Adistance of the ground from the line =r= 8 m

Q: A circular loop with a radius of 9.0 cm with a resistance of 0.45 is placed within a uniform 0.35-T…

A:

Q: A 1 kg horizontal aluminum bar, 0.1 m long, is pushed by a force F between two vertical metal rods…

A: Lenz law of electromagnetic states that direction of the electric current induced in a loop by…

Q: A circular plastic core is wrapped with a 22.0 m-long copper wire, with a diameter of 0.0200 mm and…

A:

Q: 6. The conducting rod shown in the accompanying figure moves along parallel metal rails that are…

A: Given data, length of the rod, l=25 cm=0.25 m magnetic field, B=0.75 T resistance across PQ, R=0.25…

Bar Magnet

In physics, magnetism is a phenomenon exhibited by a magnetic substance that exerts either attractive or repulsive force. A bar magnet is either a rectangular or round and hollow fit comprised of ferromagnetic materials and has a fanciful attractive field surrounded by it.