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L is a circular ring made of a uniform wire. Current enters and leaves the ring through straight conductors which, if produced, would have passed through the centre C of the ring. The magnetic field at C
18
Nov
L is a circular ring made of a uniform wire. Current enters and leaves the ring through straight conductors which, if produced, would have passed through the centre C of the ring. The magnetic field at C if produced L is a circular ring made of a uniform wire. Current enters and leaves the ring [...]
Two thick wires and two thin wires, all of the same materials and same length from a square in the three different ways P, Q and R as shown in figure with current connection shown, the magnetic field at the center of the square is zero in cases.
18
Nov
Two thick wires and two thin wires, all of the same materials and same length from a square in the three different ways P, Q and R as shown in figure with current connection shown, the magnetic field at the center of the square is zero in cases. all of the same materials and same [...]
A battery is connected between two points A and B on the circumference of a uniform conducting ring of radius r and resistance R. One of the arcs AB of the ring subtends an angle θ at the centre. The value of the magnetic induction at the centre due to the current in the ring is
18
Nov
A battery is connected between two points A and B on the circumference of a uniform conducting ring of radius r and resistance R. One of the arcs AB of the ring subtends an angle θ at the centre. The value of the magnetic induction at the centre due to the current in the ring [...]
A cell is connected between the points A and C of a circular conductor ABCD of centre ‘O’ with angle AOC = 60°, If B1 and B2 are the magnitudes of the magnetic fields at O due to the currents in ABC and ADC respectively, the ratio B1/B2 is
18
Nov
A cell is connected between the points A and C of a circular conductor ABCD of centre ‘O’ with angle AOC = 60°, If B1 and B2 are the magnitudes of the magnetic fields at O due to the currents in ABC and ADC respectively, the ratio B1/B2 is A cell is connected between the [...]
In which of the following cases magnetic field is zero at O?
18
Nov
In which of the following cases magnetic field is zero at O? In which of the following cases magnetic field is zero at O? November 18, 2021 Category: Cengage NEET by C.P Singh , Chapter 5 - Magnetic Field , Part 2 ,
In the loops shown in figure, all curved sections are either semicircles or quarter circles. All the loops carry same current . The magnetic fields at the centers have magnitudes B1, B2 , B3 and B4. Then ,
18
Nov
In the loops shown in figure, all curved sections are either semicircles or quarter circles. All the loops carry same current . The magnetic fields at the centers have magnitudes B1, B2 , B3 and B4. Then , all curved sections are either semicircles or quarter circles. All the loops carry same current . The [...]
ABCD is a square loop made of a uniform conducting wire. A current enters the loop at A and leaves at D. The magnetic field is
18
Nov
ABCD is a square loop made of a uniform conducting wire. A current enters the loop at A and leaves at D. The magnetic field is ABCD is a square loop made of a uniform conducting wire. A current enters the loop at A and leaves at D. The magnetic field is November 18, 2021 [...]
A wire carrying current i is shaped as shown. Section AB is a quarter circle of radius r. The magnetic field at c is directed
18
Nov
A wire carrying current i is shaped as shown. Section AB is a quarter circle of radius r. The magnetic field at c is directed A wire carrying current i is shaped as shown. Section AB is a quarter circle of radius r. The magnetic field at c is directed November 18, 2021 Category: Cengage [...]
A long wire carrying a current i is bent to form a plane angle theta. Find the magnetic field at a point on the bisector of this angle situated at a distance d from the vertex.
18
Nov
A long wire carrying a current i is bent to form a plane angle theta. Find the magnetic field at a point on the bisector of this angle situated at a distance d from the vertex. A long wire carrying a current i is bent to form a plane angle theta. Find the magnetic field [...]
A straight conductor carries a current along the z-axis. Consider the points A(a, 0, 0), B(0, -a, 0), C(-a, 0, 0) and D(0, a, 0).
18
Nov
A straight conductor carries a current along the z-axis. Consider the points A(a, 0, 0), B(0, -a, 0), C(-a, 0, 0) and D(0, a, 0). 0 ) 0) and D(0 A straight conductor carries a current along the z-axis. Consider the points A(a A) B(0 C ( a November 18, 2021 Category: Cengage NEET by [...]