A positively charged thin metla ring of radius R is fixed in the X-Y plane with its centre is the origin O. A negatively charged particle P is released from rest at the point `(0, 0, Z_(0))` where `(Z_(0) gt 0)`. Then the motion of P is

A positively charged thin metal ring of radius R is fixed in the xy plane, with its centre at the origin O. A negatively charged particle P is released from rest at the point (0,0,z_(0)) where z_(0)gt0 . Then the motion of P is a. Periodic for all value of z_(0) satisfying 0ltz_(0)ltoo M b. Simple harmonic, for all values of Z_(0) satisfying 0ltz_(0)leR c. Approximately simple harmonic, provided z_(0)lt lt R d. Such that P crosses O and continues to move along the negative z-axis towards z=-oo Choose the correct answer

A positively charged thin metal ring of radius R is fixed in the xy plane with its centre at the origin O. A negatively charged particle P is released from rest at the point (0, 0, z_0) where z_0gt0 . Then the motion of P is

A circular ring of mass M and radius R is placed in YZ plane with centre at origin. A particle of mass m is released from rest at a point x = 2R. Find the speed with which it will pass the centre of ring .

A circular ring of radius R with uniform positive charge density lambda per unit length is located in the y z plane with its center at the origin O. A particle of mass m and positive charge q is projected from that point p( - sqrt(3) R, 0,0) on the negative x - axis directly toward O, with initial speed V. Find the smallest (nonzero) value of the speed such that the particle does not return to P ?

A circular ring of radius R with uniform positive charge density lambda per unit length is located in the y-z plane with its centre at the origin O. A particle of mass m and positive charge q is projected from the point P (Rsqrt3, 0, 0) on the positive x-axis directly towards O, with an initial speed v. Find the smallest (non-zero) value of the speed v such that the particle does not return to P.

A circular ring of radius R and uniform linear charge density +lamdaC//m are kept in x - y plane with its centre at the origin. The electric field at a point (0,0,R/sqrt(2)) is

A circular coil with 100 turns and radius 20 cm is kept in Y-Z plane with its centre at the origin. Find the magnetic field at point (20 cm, 0, 0) if coil carries a current of 2.0 A.

A circular ring lying in the x-y plane with its centre at the origin carries a uniformly distributed positive charge. The variation of the electric field E at the point (0,0,z) is correctly represented by the graph is

Two equal negative charges are fixed at points and on y-axis. A positive charge Q is released from rest at the point on the x-axis. The charge Q will: