Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions)
The electron in the hydrogen atom is moving with a speed of 2.3 x 10^6 m/s in an orbit of radius 0.53 A. Calculate the magnetic moment of the revolving electron.
18
Oct
The electron in the hydrogen atom is moving with a speed of 2.3 x 10^6 m/s in an orbit of radius 0.53 A. Calculate the magnetic moment of the revolving electron. The electron in the hydrogen atom is moving with a speed of 2.3 x 10^6 m/s in an orbit of radius 0.53 A. Calculate [...]
Two thin bar magnets with a length 4 Am and 7 Am and lengths 0.21 m and 0.12 m respectively are placed at right angles to each other with the N- pole of first touching the S – pole of the second. Find the magnetic moment of the system.
18
Oct
Two thin bar magnets with a length 4 Am and 7 Am and lengths 0.21 m and 0.12 m respectively are placed at right angles to each other with the N- pole of first touching the S – pole of the second. Find the magnetic moment of the system. joining the two poles the magnetic [...]
Two like magnetic poles of strength 25 Am and 64 Am are situated 1 m apart in air. At what point on the line, joining the two poles the magnetic field will be Zero ?
18
Oct
Two like magnetic poles of strength 25 Am and 64 Am are situated 1 m apart in air. At what point on the line, joining the two poles the magnetic field will be Zero ? joining the two poles the magnetic field will be Zero ? Two like magnetic poles of strength 25 Am and [...]
Two magnetic poles, one of which is four times stronger than the other , exert a force of 5 gf on each other , when placed at distance of 10 cm in air. Find the strength of each pole.
18
Oct
Two magnetic poles, one of which is four times stronger than the other , exert a force of 5 gf on each other , when placed at distance of 10 cm in air. Find the strength of each pole. exert a force of 5 gf on each other one of which is four times stronger [...]
A cylindrical cavity of diameter a exists inside a cylinder of diameter 2a as shown in the figure. Both the cylinder and the cavity are infinitity long. A uniform current density j flows along the length . If the magnitude of the magnetic field at the point P is given by N/12μ0aJ , then the value of N is
18
Oct
A cylindrical cavity of diameter a exists inside a cylinder of diameter 2a as shown in the figure. Both the cylinder and the cavity are infinitity long. A uniform current density j flows along the length . If the magnitude of the magnetic field at the point P is given by N/12μ0aJ , then the [...]
Six point charges , each of the same magnitude q, are arranged in different manners as shown in Column II . In each case, a point M and a line PQ passing through M are shown . Let E be the electric field and V be the electric potential at M (potential at infinity is zero ) due to the given charge distribution when it is at rest . Now, the whole system is set into rotation with a constant angular velocity about the line PQ . Let B be the magnetic field at M and μ be the magnetic moment of the system in this condition . Assume each rotating charge to be equivalent to a steady current .
18
Oct
Six point charges , each of the same magnitude q, are arranged in different manners as shown in Column II . In each case, a point M and a line PQ passing through M are shown . Let E be the electric field and V be the electric potential at M (potential at infinity is [...]
Two infinitely long straight wires lie in the xy plane along the lines x = +- R . THe wire located at x = +R carries a constant current I1 and the wire located at x = -R carries a constant current I2. A circular loop of radius R is suspended with its centre at ( 0, 0, root 3 R ) and in plane parallel to the xy plane. THis loop carries a constant current I in the clockwise direction as seen from above the loop.
18
Oct
Two infinitely long straight wires lie in the xy plane along the lines x = +- R . THe wire located at x = +R carries a constant current I1 and the wire located at x = -R carries a constant current I2. A circular loop of radius R is suspended with its centre at [...]
A steady current I flows along an infinitely long hollow cylindrical conductor of radius R. This cylinder is placed coaxially inside an infinite solenoid of radius 2R. The solenoid has a n turns per unit length and carries a steady current I. Consider a point p at a distance r from the common axis . The correct statement(s) is (are)
18
Oct
A steady current I flows along an infinitely long hollow cylindrical conductor of radius R. This cylinder is placed coaxially inside an infinite solenoid of radius 2R. The solenoid has a n turns per unit length and carries a steady current I. Consider a point p at a distance r from the common axis . [...]
A symmetric star shaped state current I as shown in the figure. The distance between the diametrically opposite vertices of the star is 4a. The magnitude of the magnetic field at the centre of the loop is
18
Oct
A symmetric star shaped state current I as shown in the figure. The distance between the diametrically opposite vertices of the star is 4a. The magnitude of the magnetic field at the centre of the loop is are held by insulating threads of length L and are in equilibrium as shown in the gigure both [...]
An infinetly long hallow conducting cylinder with inner radius R/2 and outer radius R carries a unjiform current density along length. The magnitude of the magnetic field, B as as a function of th radial distance r from the axis is best represented by
18
Oct
An infinetly long hallow conducting cylinder with inner radius R/2 and outer radius R carries a unjiform current density along length. The magnitude of the magnetic field, B as as a function of th radial distance r from the axis is best represented by An infinetly long hallow conducting cylinder with inner radius R/2 and [...]