Choose the correct option. A rectangular coil of copper wires is rotated in a magnetic field. The direction of the induced current changes once in each(a) two revolutions (b) one revolution (c) half revolution (d) onefourth revolution

Q: The magnetic flux passing through a coil of wire varies as shown. During which time interval(s) will…

A: Faraday's law says that the current induced in any conductor only when there is a change of magnetic…

Q: A single conducting loop of wire has an area of 7.2 * 10-2m2and a resistance of 110 Ω. Perpendicular…

A: Given: Area of the conducting wire = 7.2 x 10-2 m2 The resistance of the wire = 110 ohm Magnetic…

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 7.7 x103 rad/min as…

A: Given data:   Number of turns, N = 100 turns    Area, = 20 cm = 0.2 m   Magnetic field, B = 2*105 T…

Q: consider a circular wire loop was placed in a uniform magnetic field region such that its plane is…

A:

Q: The loop in the figure is being pushed into the 0.60 T magnetic field at 70 m/s . The resistance of…

A: The induced emf in the loop is

Q: A rectangular coil with N = 5,000 turns that has a resistance of 3.70 ohms is coplanar with a long…

A: N = 5,000 turns, R = 3.70 Ohms, I = I0 *exp(-t/tau), I0 = 7.00 A, τ = 7.7 s.W = 3.00 cm, L = 6.00…

Q: 9. A rectangular loop of wire (length L=13.0 cm) is moving as shown in the drawing with a speed of…

A: Given data The length of the wire is given as L = 13 cm. The speed is given as v = 2.10 m/s. The…

Q: A conducting rod with a length e 25 cm is placed on a U-shaped metal wire that is connected to a…

A: Given that Length of rod L = 25 cm = 0.25 m Magnetic field B = 0.40 T Speed V = 6 m/s Resistance of…

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 4.3 x103 rad/min as…

A: N = 100 l = 20 cm = 0.2 m A = l2 = (0.2)2 = 0.04 m2 B = 2 x 10-5 T ω = 4.3 x 103 rad/min =…

Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

A:

Q: X X X ©Rutgers Phy X X X os & Astronomy 4.00 L = 0.60 m In the arrangement shown, a conducting bar…

A:

Q: A circular loop of wire of resistance R = 0.500 Ω and radiusr = 8.00 cm is in a uniform magnetic…

A: The clockwise induced current in the loop produces a flux which is directed into the page through…

Q: 4. A cylindrical ingot moves to the left at a constant speed (v) equal to 40.0 centimeters per…

A:

Q: A single-turn conducting loop is stationary inside a magnetic field and the magnetic field increases…

A: We have to know about magnetism.

Q: A 100-tum square coil of side 20.0 cm rotates about a vertical axis at 1.8 x10 rev/min as indicated…

A: Given, Number of turns N = 100 Side of coil L = 20 cm = 0.2 m Angular speed = 1.8 x 103 rev/ min =…

Q: 4. A rectangular loop of wire (2.5cm X 4.0cm) is placed in between the poles of a horseshoe magnet…

A:

Q: 4. A copper rod(1.6 m) sits along conducting rails, the friction can be neglected. The rails are in…

A: Given that the magnetic field and velocity  and length. Then we have to determined the value of…

Q: You

A: Wire of the length for making a square coil of dc motor ( L )=1.8 m Current in the coil ( I ) =2.0 A…

Q: As a diligent physics student, you carry out physics experiments at every opportunity. At this…

A: given data:-             l=1.27m             V=3.17m/s             E=0.301mv

Q: Calculate the intensity of the magnetic field created by the current

A:

Q: 19.3 19.3 A conductor suspended by two flexible wires as shown in the figure below has a mass per…

A: a) The required current is,

Q: A helicopter (see figure below) has blades of length 3.90 m, extending out from a central hub and…

A: Given that : The length of the blades, l=3.90m The revolution per second of the blades, n=1.50 rev/s…

Q: The armature of a small generator consists of a flat, square coil with 120 turns and sides with a…

A:

Q: The figure below shows a top view of a bar that can slide on two frictionless rails. The resistor is…

A:

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 2.8 x103 rad/min as…

A: The maximum induced emf is 3.73 mV.

Q: SUPPOSE THAT A CIRCULAR WIRE LOOP PLACED IN uniform magnetic FIeld region such that its plane is…

A: What cause emf in close loop ? We know that an emf is induced in coil when magnetic flux with…

Q: A 40-loop circular coil has a radius of 5.0 cm. It is placed in a magnetic field so that the field…

A: Given: The number of the loop is 40. The radius of the loop is 5 cm. The angle between the magnetic…

Q: 4. A copper rod(1.6 m) sits along conducting rails, the friction can be neglected. The rails are in…

A: Given: l = 1.6 mR = 4 ΩB = 2.20 Tv = 5 m/s a Force required to move the bar to the right ε =…

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 1.6 x10 rev/min as indicated…

A: Data Given ,  No. Of turns ( N ) = 100 Side of the coil ( l ) = 20 cm = 0.2 m So , area of the coil…

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 5.9 ×10 rad/min as indicated…

A: (given) Number of turns in the coil = 100               Side of square coil = 20 cm…

Q: A conducting bar of length moves to the right on two frictionless rails, as shown in the figure…

A:

Q: The 10-cm long slide wire of negligible resistance is pushed toward the 0.2-2 resistor at a steady…

A: Given:- The length of the wire is L = 10 cm = 0.1 m  The resistance R = 0.2 ohm.  The steady speed v…

Q: A 20 turn circular loop with diameter 3 cm is placed in a magnetic field of strength 7 T such that…

A: The equation for the induced emf is given by, The change in flux is given by,

Q: The rectangular loop shown in the figure is pushed into the magnetic field which points inward. X X…

A: Dircetion of induced current

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 4.9 x103 rev/min as…

A:

Q: A car has a vertical radio antenna 1.05 meters long. The car travels at 5.80 m/s on a horizontal…

A: The expression for the magnitude of induced emf is ε=vBlsinθ θ is the angle between the direction of…

Q: metal loop enters a region with a uniform magnetic field at a constant velocity. In which direction…

A:

Q: A strong electromagnet produces a uniform magnetic field of 1.60 T over a cross-sectional area of…

A: If magnetic flux linked with a coil changes ,then emf get induced in it. If coil is closed ,then…

Q: A 100-turn square coil of side 20.0 cm rotates about a vertical axis at 4.8 ×103 rev/min as…

A:

Q: A magnetic field passes through a stationary wire loop, and its magnitude changes in time according…

A: Faraday gave the law for the induced emf in a loop which states that the induced emf in a loop is…

Q: A magnetic field passes through a stationary wire loop, and its magnitude changes in time according…

A: According to Electromagnetic theory, the time varying magnetic flux produces the induced voltage…