In a certain region of space, elecric field is along Z direction throughout. The magnitude of electric field is, however, not constant but increases uniformly along the positive Z direction at the rate of `10^5NC^(-1)`. What are the force and torque experienced by a system having a total dipole moment equal to `10^(-7)Cm` in the negative Z direction?

In a certain region of space, electric field is along the z-direction throughout. The magnitude of the electric field is, however, not constant but increases uniformly along the positive z-direction, at the rate of 10^(5) N.C^(-1) per metre. What are the force and torque experienced by a system having a total dipole moment equal to 10^(-7) C. m in the negative z-direction.

A square loop of side 12 cm with its sides parallel to X and Y axes is moved with a velocity of 8 cm. s^(-1) in the positive x-direction in an environment containing a magnetic field in the positive z-direction. The field is neither uniform in space nor constant in time. It has a gradient of 10^(-3)T.cm^(-1) along the negative x-direction and is decreasing in time at the rate of 10^(-3)T.s^(-1) . Determine the direction and magnitude of induced current in the loop if its resistance is 4.50 m Omega .

The charge of an electric dipole is 10muC and length 20 mm. It is placed along an electric field of intensity 10^(3)N.C^(-1) . What is the net force acting on the dipole ? If the dipole is placed at an angle of 60^(@) with the electric field, what amount of torque will act on it?

Through a straight conduction wire, current is flowing along positive z-direction. What should be the direction of the applied magnetic field so that the wire will experience the maximum force?

An electromagnetic wave is propagating along positive z-axis. At any moment, if the direction of the magnetic field at a point be along positive x-axis, what will be the direction of the electric field at that point?

A uniform magnetic field of 0.3 T is established along the positive Z-direction. A rectangular loop in XY- plane of sides 10 cm and 5 cm carries a current of I = 12A as shown. The torque on the loop is

In a region, a uniform electric field of 100V.m^(-1) is acting along x-axis and a uniform magnetic field of 10^(-4)T along y-axis. If an electron enters that region along z-axis with a velocity of 10^(5)m.s^(-1) , determine the magnitude and direction of the force acting on it. Charge of an electron =1.6xx10^(-19)C .