Question

A conductor carries 10 A current in + x direction and is lying in a field having a flux density 0.2 T directed along + z direction. The magnitude of force per metre length and direction are

a.

2 N, + y direction

b.

2 N, - y direction

c.

0.02 N, + y direction

d.

0.02 N, - y direction

Answer: (b).2 N, - y direction

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. A conductor carries 10 A current in + x direction and is lying in a field having a flux density 0.2 T directed along + z direction. The magnitude of force per metre length and...

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. The residual resistivity of a binary alloy at 0 K is

Q. The resistance of a photoconductor

Q. Assertion (A): Electron concentration n, hole concentration p and charge concentration ni are related by ni² = np.

Reason (R): p type semiconductor is obtained by adding trivalent impurity to intrinsic semiconductor.

Q. The temperature at which some materials become superconductors is called

Q. In Fermi-Dirac statistics, the probability of electron occupation of an energy level equal to Fermi level is

Q. The quantum numbers associated with electron motion are designed as

Q. The carrier mobility in a semiconductor is 0.4 m²/Vs. Its diffusion constant at 300 K will be (in m²/s)

Q. Which of these has lowest dielectric strength?

Q. The maximum temperature limit of class B insulation is

Q. Resistivity of metals consists of two parts, one part constant and the other temperature dependent.

Q. The number of valence electrons in germanium atom is

Q. Assertion (A): ∈₀ has the dimensions of farad per meter.

Reason (R): D = ∈₀∈ᵣ E.

Q. When temperature is more than ferromagnetic curie temperature, the behaviour of a ferromagnetic material is similar to that of paramagnetic material.

Q. As regards dielectric constant εr

Q. A parallel plate capacitor having C = 200 x 10¯¹² F has loss dielectric having tan δ = 4 x 10¯⁴. At an ac voltage of f = 10⁶ Hz and peak value 2 V, the dielectric losses are

Q. In ferromagnetic materials, the orientation between neighbouring permanent dipoles is parallel.

Q. Resistivity of copper is lower than that of nickel. When a small percentage of copper is added to nickel, the resistivity

Q. Lines of magnetic field attract each other.

Q. In a valence crystal, the valence electrons

Q. Transformer oil is

Recommended Subjects

Are you eager to expand your knowledge beyond Electronics and Communication Engineering? We've handpicked a range of related categories that you might find intriguing.

Click on the categories below to discover a wealth of MCQs and enrich your understanding of various subjects. Happy exploring!