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Multiple Antenna Techniques

Authored by Subashini V

Education

University

Used 25+ times

Multiple Antenna Techniques
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30 questions

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1.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Under which conditions of charge does the radiation occur through wire antenna?

For a charge with no motion

Metallic device for radiating or receiving waves

Transducer between guided wave and radiate wave

Sensor of electromagnetic wave

2.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

If the observation point is closely located to the source then the field is termed as

Induced

Radiated

Reflected

Far field

3.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which is the nature of radiation pattern of an isotropic antenna

Spherical

Dough nut

Elliptical

Hyperbolic

4.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

Which type of wire antenna is also known as dipoles

Linear

Loop

Helical

All the above

5.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

What is the nature of current distribution over the small dipoles?

Spherical

Rectangular

Triangular

Square

6.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

The capacity of the MIMO system is maximized when the channel matrix is

Unitary matrix

Orthogonal matrix

Symmetric matrix

Non symmetric

7.

MULTIPLE CHOICE QUESTION

3 mins • 1 pt

MIMO stands for

Many input Many output

Multiple input Multiple output

Minor input Major outpput

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