[" 27.The magnetic field existing in a region is given by "],[qquad vec B=B_(0)(1+(x)/(l))vec k]

The magnetic field existing in a region is given by vecB =B_0(1+(x)/(l))vec k. A square loop of edge l and carrying a current I, is placed with its edges parallel to the x-y axes. Find the magnitude of the net magnetic force experienced by the loop.

The magnetic field existing in a region is given by vecB =B_0(1+(x)/(l))vec k. A square loop of edge l and carrying a current I, is placed with its edges parallel to the x-y axes. Find the magnitude of the net magnetic force experienced by the loop.

The magnetic field existing in a region is given by vecB =B_0(1+(x)/(l))vec k. A square loop of edge l and carrying a current I, is placed with its edges parallel to the x-y axes. Find the magnitude of the net magnetic force experienced by the loop.

The magnetic field existing in a region is gicen by vecB =B_0(1+(x)/(l))vec k. A square loop of edge l and carrying a current I, is placed with its edges parallel to the x-y axes. Find the magnitude of the net magnetic force experienced by the loop.

The magnetic field in a region is given by vec(B)=B_(0)(1+(x)/(a))hat(k) . A square loop of edge length 'd' is placed with its edge along X-axis and Y-axis. The loop is moved with a constant velocity vec(V)=V_(0)hat(i) . The emf induced in the loop is

The magnetic field in a region is given by vec(B)=B_(0)(1+(x)/(a))hat(k) . A square loop of edge length 'd' is placed with its edge along X-axis and Y-axis. The loop is moved with a constant velocity vec(V)=V_(0)hat(i) . The emf induced in the loop is

The magnetic field in a region is given by vec(B)=B_(0)(1+(x)/(a))hat(k) . A square loop of edge length 'd' is placed with its edge along X-axis and Y-axis. The loop is moved with a constant velocity vec(V)=V_(0)hat(i) . The emf induced in the loop is

The magnetic field in a region is given by B = B_(0) (1 - (X)/(L)) K . A straight conductor AB of length 2L, placed with its ends at points A (a,0,0) and B(a,2L,0), carries a current I from A to B. Find the magnetic force on the conductor

The electric field in a certain region is given by vec(E) = ((K)/(x^(3)))vec(i) . The dimensions of K are -

In a certain region static electric and magentic fields exist. The magnetic field is given by vec(B) = B_(0) (hat(i) + 2hat(j)-4hat(k)) . If a test charge moving with a velocity, vec(upsilon) = upsilon_(0)(3hat(i)-hat(j) +2hat(k)) experience no force in that region, then the electric field in the region, in SI units, is-