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Two infinitely long, parallel wires are lying on the ground at distance a = 1 cm apart as shown in Fig (a) A third wire, of length L = 10 m and mass 400g, carries a current of I1 = 100A and is levitated above the first two wires,
05
Sep
Two infinitely long, parallel wires are lying on the ground at distance a = 1 cm apart as shown in Fig (a) A third wire, of length L = 10 m and mass 400g, carries a current of I1 = 100A and is levitated above the first two wires, carries a current of I1 = [...]
Two parallel horizontal conductors are suspended by two light vertical threads each 75 cm long. Each conductor has a mass of 40 g m^-1 and when there is no current they are 0.5 cm apart. Equal current in the two wires result in a
05
Sep
Two parallel horizontal conductors are suspended by two light vertical threads each 75 cm long. Each conductor has a mass of 40 g m^-1 and when there is no current they are 0.5 cm apart. Equal current in the two wires result in a A long straight rigid wire carrying a current is kept co-axially [...]
A metal disc of radius a = 25 cm rotates with a constant angular velocity ω = 130 rad/s about its axis. Find the potential difference between the centre and the rim of the disc if (a) the external magnetic field is absent; (b) the external uniform magnetic field of induction B = 5.0 mT is directed perpendicular to the disc.Read more on Sarthaks.com – https://www.sarthaks.com/215513/a-metal-disc-of-radius-25-cm-rotates-with-constant-angular-velocity-130-rad-s-about-its-axis
05
Sep
A metal disc of radius a = 25 cm rotates with a constant angular velocity ω = 130 rad/s about its axis. Find the potential difference between the centre and the rim of the disc if (a) the external magnetic field is absent; (b) the external uniform magnetic field of induction B = 5.0 mT [...]
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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 ,
Two long parallel wires carry currents of equal magnitude but in opposite directions. These wires are suspended from rod PQ by four chords of same length L as shown in figure . The mass per unit length of the wires
05
Sep
Two long parallel wires carry currents of equal magnitude but in opposite directions. These wires are suspended from rod PQ by four chords of same length L as shown in figure . The mass per unit length of the wires A long straight rigid wire carrying a current is kept co-axially with the current carrying [...]
A wire is in the form of a semicircle of radius r. One end is attached to an axis about which it rotates with an angular speed ω. The axis is normal to the plane of the semicircle. The wire is immersed in a uniform magnetic field B parallel to the axis. find the induced emf between points o and P of the semicircle.
05
Sep
A wire is in the form of a semicircle of radius r. One end is attached to an axis about which it rotates with an angular speed ω. The axis is normal to the plane of the semicircle. The wire is immersed in a uniform magnetic field B parallel to the axis. find the induced [...]
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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 ,
A straight conductor of length r0 carrying a current i is placed perpendicular to a long straight conductor which carries a current i0 as shown in the figure. Find the force of interaction between them.
05
Sep
A straight conductor of length r0 carrying a current i is placed perpendicular to a long straight conductor which carries a current i0 as shown in the figure. Find the force of interaction between them. A long straight rigid wire carrying a current is kept co-axially with the current carrying long thin plane which is [...]
A cylinder of radius R is rotating about its axis with constant angular velocity omega in a vertically upward magenetic field B. A resistance Ro is connected between the axis and the periphery of the cylinder as shown in fig. Find the induced current in the resistor.
05
Sep
A cylinder of radius R is rotating about its axis with constant angular velocity omega in a vertically upward magenetic field B. A resistance Ro is connected between the axis and the periphery of the cylinder as shown in fig. Find the induced current in the resistor. A conducting rod of length l slides at [...]
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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 ,
A long straight rigid wire carrying a current is kept co-axially with the current carrying long thin plane which is bent in the form of a circular arc. If the inward current i flows through the plate, find the magnetic force acting on the wire.
05
Sep
A long straight rigid wire carrying a current is kept co-axially with the current carrying long thin plane which is bent in the form of a circular arc. If the inward current i flows through the plate, find the magnetic force acting on the wire. A long straight rigid wire carrying a current is kept [...]
Two identical circular loops each of radius r carrying currents i1 and i2 are placed co-axially at a small distance of separation d. Find the force of interaction between them.
05
Sep
Two identical circular loops each of radius r carrying currents i1 and i2 are placed co-axially at a small distance of separation d. Find the force of interaction between them. Two identical circular loops each of radius r carrying currents i1 and i2 are placed co-axially at a small distance of separation d. Find the [...]
A mental rod AB of length l is rotated with a constant angular velocity ω about an axis passing through O and normal to its length . Potenial difference between ends of rod in absence of external magnetic field ( Where , e = electric change)
05
Sep
A mental rod AB of length l is rotated with a constant angular velocity ω about an axis passing through O and normal to its length . Potenial difference between ends of rod in absence of external magnetic field ( Where , e = electric change) A conducting rod of length l slides at constant [...]
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 ,
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 ,