Q1:

The force exist in electromagnetic wave called

Q2:

Torque of a conducting material is defined in

Q3:

Let two current loops C₁ and C₂ is carrying current I₁ &I₂ separated by distance R .If the force experienced by current loop C₂ due to current loop C₁ is f then force experienced by C₁ due to C₂  will be

Q4:

The ratio of orbital dipole moment to orbital angular moment is given by

Q5:

A current of 2m length placed along Z-axis carries a current of I = 3mA in the +a_z direction. If uniform magnetite flux deniably of B = a_x + 3a_y wb/m² is present in space, then determine the force on the current element ?

Q6:

In  two different medium of permeability ${\mu }_1$and ${\mu }_2$, magnetic field are (B₁, H₁) and (B₂ , H₂)

If interface carries no current, then correct relation for angle ${\theta }_1$ and ${\theta }_2$ is

Q7:

Magnetic circuit shown in figure has N turn of coil, Electrical analog for magnetic circuit is

Q8:

Which of the following is not correct for the boundary between two magnetic materials?

Q9:

Which of following equation is not Maxwell’s equation for a static electromagnetic field in a Lenin homogeneous medium?

Q10:

A single turn loop is situated in air, with a uniform magnetic filed normal to its plane. The area of the loop is 5$m^2$ and the rate of change of flux density is 2wb/$m^2$/s. What is the emf appearing at the terminals of the loop?

Q11:

The equation of continuity defines the relation between

Q12:

A loop is rotating all rout the y-axis in a magnetic fluid B=Boco (wt +$\varphi$) ax T. The voltage in the loop is

Q13:

A varying magnetic fur linking a oil is given by $\varphi$1/s$\lambda t$. If at limts = 3s, the conf induced is $\theta v$, than value of $\lambda$is

Q14:

A straight current carrying conductor and 2 conductor loops A &B are shown. What are inducted current in the two loops?

Q15:

A rectangular loop of self inductance L is placed hear a very long wire carrying current $i_1$ as shown in figure (a). If I, be the rectangular pulse of current as shown in figure (b) then the plot of the induced current $i_2$in the loop versus time t will be (assume the time constant of the loop, ($\tau$>>L/R).