Question

Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resulting electric field inside the speciment will be in

a.

direction normal to both current and magnetic field

b.

the direction of current

c.

direction antiparallel to magnetic field

d.

an arbitrary direction depend upon conductivity

Answer: (a).direction normal to both current and magnetic field

Interact with the Community - Share Your Thoughts

Uncertain About the Answer? Seek Clarification Here.

Understand the Explanation? Include it Here.

Q. Hall effect is observed in a specimen when it is carrying current and is placed in a magnetic field. The resulting electric field inside the speciment will be in

Similar Questions

Explore Relevant Multiple Choice Questions (MCQs)

Q. In a p-n-p transistor operating in forward active mode

Q. Consider the following statements.

1. Etching
2. Exposure to UV radiation
3. Stripping
4. Developing

After a wafer has been coated with photo resist the correct sequence of these steps in photolithography is

Q. If both the emitter base and the collector base junctions of a bipolar transistor are forward biased, the transistor is in the

Q. In a triode the potential of grid (with respect to cathode) is usually

Q. A varactor diode is

Q. The output v-i characteristics of enhancement type MOSFET has

Q. In a full wave rectifier, the current in each of the diodes flows for

Q. In an ideal junction transistor the impurity concentration in emitter (E ), base (B) and collector (C) is such that

Q. The rating of a transformer to deliver 100 watts of D.C. power to a load under half wave rectifier will be nearly

Q. When a p-n junction is forward biased, the current remains zero till the applied voltage overcomes the barrier potential.

Q. Which of the following is known as insulated gate FET?

Q. Assertion (A): The hybrid π model of a transistor can be reduced to h parameter model and vice versa.

Reason (R): Hybrid π and h parameter models are interrelated as both of them describe the same device.

Q. Which impurity atom will give p type semiconductor when added to intrinsic semiconductor?

Q. An insulator will conduct when the

Q. Zener breakdown occurs

Q. Which rectifier has the best ratio of rectification?

Q. Assertion (A): A p-n junction is used as rectifier.

Reason (R): A p-n junction has low resistance in forward direction and high resistance in reverse direction.

Q. In an integrated circuit the SiO₂ layers provide

Q. For a n-channel JFET with r₀ = 10 kW, (VGs= 0 V, VP = - 6 V)the drain resistance rd at VGS= - 3 V is given by

Q. Which of the following are voltage controlled devices?

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!