Home
Class 12
PHYSICS
[" A long metal bar of "30cm" length is ...

[" A long metal bar of "30cm" length is aligned along a north south line and moves "],[" eastward at a speed of "10ms^(-1)" .A uniform magnetic field of "4.0T" points vertically "],[" downwards.If the south end of the bar has a potential of "0V" ,the induced potential at "],[" the north end of the bar is "],[0+12V],[0-12V],[0V]

Promotional Banner

Similar Questions

Explore conceptually related problems

A long metal bar of 30cm length is alinged along a north south line and moves eastward at a speed of 10 ms^(-1) . A uniform magnetic field of 4.0 T points vertically downwards. If the south end of the bar has a potential of 0 V , the induced potential at the north end of the bar is

If a 10 m long metallic bar moves in a direction at right angle to the magnetic field with a speed of 5.0 m s^-1 25 V e.m.f. is induced in it. Find the value of magnetic field intensity.

A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T. The velocity of the conductor is 15ms^(-1) and is directed perpendicular to the field. The emf induced between the two ends of the conductor is

A straight conductor 0.1 m long moves in a uniform magnetic field 0.1 T. The velocity of the conductor is 15ms^(-1) and is directed perpendicular to the field. The emf induced between the two ends of the conductor is

In a uniform electric field, the potential is 10V at the origin of coordinates , and 8 V at each of the points (1, 0, 0), (0, 1, 0) and (0, 0, 1). The potential at the point (1, 1,1 ) will be .

In a uniform electric field, the potential is 10V at the origin of coordinates , and 8 V at each of the points (1, 0, 0), (0, 1, 0) and (0, 0, 1). The potential at the point (1, 1,1 ) will be .

Assume that an electric field oversettoE=30x^2overset^i exists in space. Then the potential difference V_A-V_0 , where V_0 is the potential at the origin and V_A the potential at x = 2 m is :