Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
A battery is connected between two points A and B on the circumference of a uniform conducting ring of radius r and resistance R as shown in Fig. One of the arcs AB of the ring subtends angle θ at the centre. Show that that the magnetic field at the centre of the coil is zero and independent θ.
05
Sep
A battery is connected between two points A and B on the circumference of a uniform conducting ring of radius r and resistance R as shown in Fig. One of the arcs AB of the ring subtends angle θ at the centre. Show that that the magnetic field at the centre of the coil is [...]
Shown in figure is a conductor carrying current I. Find the magnetic field intensity at point O.
05
Sep
Shown in figure is a conductor carrying current I. Find the magnetic field intensity at point O. Shown in figure is a conductor carrying current I. Find the magnetic field intensity at point O. September 5, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,
An infinitely long conductor as shown in figure, carrying a current I with a semicircular loop on X-Y plane and two straight parts, one parallel to X-axis and another coinciding with Z-axis. What is the magnetic field induction at the centre C of the semi-circular loop.
05
Sep
An infinitely long conductor as shown in figure, carrying a current I with a semicircular loop on X-Y plane and two straight parts, one parallel to X-axis and another coinciding with Z-axis. What is the magnetic field induction at the centre C of the semi-circular loop. An infinitely long conductor as shown in figure carrying [...]
A straight horizontal conductor of length l, and mass_ m slides down on two smooth conducting fixed parallel rails, set inclined at an angle theta to the horizontal as shown in figure The top end of the bar are connected with a capacitor of capacitance C. The system is placed in a uniform magnetic field, in the direction perpendicular to the inclined plane formed by the rails as shown in figure. If the resistance of the bars and the sliding conductor are negligible calculate the acceleration of sliding conductor as a function of time if it is released from rest at t= 0
05
Sep
A straight horizontal conductor of length l, and mass_ m slides down on two smooth conducting fixed parallel rails, set inclined at an angle theta to the horizontal as shown in figure The top end of the bar are connected with a capacitor of capacitance C. The system is placed in a uniform magnetic field, [...]
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A conducting rod of length l slides at constant velocity v on two parallel conducting rails ,
A square loop of side l having resistance R moves with constant velocity v ,
A straight horizontal conductor of length l ,
and mass_ m slides down on two smooth conducting fixed parallel rails ,
set inclined at an angle theta to the horizontal as shown in figure The top end of the bar are connected with a capacitor of capacitance C. The system is placed in a uniform magnetic field ,
Twelve wires of equal lengths are connected in the form of skelton cube which is moving with a velocity v in the direction of magnetic field B.find the emf in each arm of cube. ,
Two long parallel horizontal rails a ,
Calculate the field at the centre of a semi-circular wire of radius R in situation given in Figs (1), (2) and (3) if the straight wire is of infinite length.
05
Sep
Calculate the field at the centre of a semi-circular wire of radius R in situation given in Figs (1), (2) and (3) if the straight wire is of infinite length. (2) and (3) if the straight wire is of infinite length. Calculate the field at the centre of a semi-circular wire of radius R in [...]
In the given network of wires shown in figure, a current i is allowed to flow. Calculate the magnetic field at the centre O. If angle alpha is equal to 90, then what will be the value of magnetic induction at O?
05
Sep
In the given network of wires shown in figure, a current i is allowed to flow. Calculate the magnetic field at the centre O. If angle alpha is equal to 90, then what will be the value of magnetic induction at O? a current i is allowed to flow. Calculate the magnetic field at the [...]
Two long fixed parallel vertical conducting rails AB and CD are separated by a distance L. They are connected by resistance R and a capacitance C at two ends as shown in the figure. There is a uniform magnetic field B directed horizon- tally into the plane of the figure. A horizontal metallic bar of length L and mass m can slide without friction along the rails. The bar is released from rest at t = 0. Neglect resistance of bar and rails and also neglect the self inductance of the loop.find the velocity of the rod at any time?
05
Sep
Two long fixed parallel vertical conducting rails AB and CD are separated by a distance L. They are connected by resistance R and a capacitance C at two ends as shown in the figure. There is a uniform magnetic field B directed horizon- tally into the plane of the figure. A horizontal metallic bar of [...]
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A conducting rod of length l slides at constant velocity v on two parallel conducting rails ,
A square loop of side l having resistance R moves with constant velocity v ,
Twelve wires of equal lengths are connected in the form of skelton cube which is moving with a velocity v in the direction of magnetic field B.find the emf in each arm of cube. ,
Two long parallel horizontal rails a ,
A current I flows in a long straight wire with cross-section having the form of a thin half-ring of radius R . Find the magnetic field at point o situated on the axis of wire.
05
Sep
A current I flows in a long straight wire with cross-section having the form of a thin half-ring of radius R . Find the magnetic field at point o situated on the axis of wire. A current I flows in a long straight wire with cross-section having the form of a thin half-ring of radius [...]
A square loop of wire edge length a carries a current i. Compute the magnitude of the magnitude of the magnetic field produced at a point on the axis of the loop at a distance x from the center.
05
Sep
A square loop of wire edge length a carries a current i. Compute the magnitude of the magnitude of the magnetic field produced at a point on the axis of the loop at a distance x from the center. A square loop of wire edge length a carries a current i. Compute the magnitude of [...]
A metal rod moves at a constant velocity in a direction perpendicular to its length. A constant uniform magnetic field exists in space in a direction perpendicular to the rod as well as its velocity. Select the correct statement(s) from the following [1985-2 marks] a)The entire rod is at same electric potential. b)There is an electric field in the rod c)The electric potential is highest at the centre of the rod and increases towards its ends. d)The electric potential is lowest at the centre of the rod and decreases towards its ends
05
Sep
A metal rod moves at a constant velocity in a direction perpendicular to its length. A constant uniform magnetic field exists in space in a direction perpendicular to the rod as well as its velocity. Select the correct statement(s) from the following [1985-2 marks] a)The entire rod is at same electric potential. b)There is an [...]
Tags:
A conducting rod of length l slides at constant velocity v on two parallel conducting rails ,
A square loop of side l having resistance R moves with constant velocity v ,
Twelve wires of equal lengths are connected in the form of skelton cube which is moving with a velocity v in the direction of magnetic field B.find the emf in each arm of cube. ,
Two long parallel horizontal rails a ,