find the resultant magnetic force and torque about C and P.
The square loop in Fig. has sides of length 20 cm. It has 5 turns and carries a current of 2 A. The normal to the loop is at 37∘ to a uniform field B = 0.5jˆT. a. Find the magnetic moment of the loop. b. Find the work needed to rotate the loop from its position of minimum energy to the given orientation.
13
Oct
The square loop in Fig. has sides of length 20 cm. It has 5 turns and carries a current of 2 A. The normal to the loop is at 37∘ to a uniform field B = 0.5jˆT. a. Find the magnetic moment of the loop. b. Find the work needed to rotate the loop from [...]
A copper wire with density ρ with cross-sectional area S bent to make three sides of a squae frame which can turn about a horizontal axis OO’ as shown in figure. The wire is located in uniform vertical magnetic field. Find the magnetic induction if on passing a current I through the wire the frame deflects by an angle θ in its equilibrium position.
13
Oct
A copper wire with density ρ with cross-sectional area S bent to make three sides of a squae frame which can turn about a horizontal axis OO’ as shown in figure. The wire is located in uniform vertical magnetic field. Find the magnetic induction if on passing a current I through the wire the frame [...]
Figure shows a horizontal wire MN of length I and mass mis placed in a magnetic field B. The ends of wire are bent and dipped in two bowls containing Hg which are connected to an external circuit as shown. If key is pressed for a short time δt.due to which a charge q suddenly flows in the circuit. Find the maximum height above initial level the wire MN, it will jump.
13
Oct
Figure shows a horizontal wire MN of length I and mass mis placed in a magnetic field B. The ends of wire are bent and dipped in two bowls containing Hg which are connected to an external circuit as shown. If key is pressed for a short time δt.due to which a charge q suddenly [...]
A circular coil with area A and N turns is free to rotate about a diameter that coincides with the x-axis. Current I is circulating in the coil. There is a uniform magnetic field B in the the positive y direction. Calculate the magnitude and direction of the torque τ and the value of the potential energy U, when the coil is oriented as shown in parts (a) through (d) of Fig.
13
Oct
A circular coil with area A and N turns is free to rotate about a diameter that coincides with the x-axis. Current I is circulating in the coil. There is a uniform magnetic field B in the the positive y direction. Calculate the magnitude and direction of the torque τ and the value of the [...]
In the figure, find the resultant magnetic force and torque about C and P.
13
Oct
In the figure, find the resultant magnetic force and torque about C and P. find the resultant magnetic force and torque about C and P. In the figure October 13, 2020 Category: Uncategorised (JEE Advanced Physics by BM Sharma + GMP Solutions) ,