# Bandwidth of FM Signal with Arbitrary m(t) Online Exam Quiz

Bandwidth of FM Signal with Arbitrary m(t) GK Quiz. Question and Answers related to Bandwidth of FM Signal with Arbitrary m(t). MCQ (Multiple Choice Questions with answers about Bandwidth of FM Signal with Arbitrary m(t)

### Cosmic noise is caused by __

Options

A : Distant stars

B : Lightning discharge

C : Solar eruptions

D : Disturbances in the atmosphere

### Phase distortion is important in __

Options

A : voice communication systems

Options

A : FM

B : PCM

C : AM

D : PM

### Skin effect refers __

Options

A : the increase of wire resistance with frequency

B : the decrease of wire resistance with frequency

C : the uniform nature of wire resistance with frequency

D : the way radio signals travel across a flat surface

### The channel capacity is exactly equal to which of the following?

Options

A : Bandwidth

B : Noise rate

C : Amount of information per second

D : Entropy

### The frequency of local oscillator __

Options

A : can be either below or above the RF frequency

B : is below the RF frequency

C : is above the RF frequency

D : is fixed typically at 450KHz

### The ionosphere consists of __ layer.

Options

A : negative charge

B : positive charge

C : no charge

D : neutral

### The noise performance of a square law demodulator of AM signal is ___

Options

A : Identical with that of a synchronous detector

B : Better than that of an envelope detector

C : Better than that of a synchronous detector

D : Poorer than that of an envelope detector

Options

B : Crystal Gate

C : Half Lattice

D : Full Lattice

### Which statement is true about thermal noise power?

Options

A : it is proportional to B

B : it is proportional to ?B

C : it is proportional to B?2

D : it is proportional to ?B?2

### Advantages of Filter Method more Online Exam Quiz

Amplitude Limiting

Applications of SSB

Applications of VSB

Asynchronous TDM

Average Power For Sinusoidal AM

Bandwidth Requirement for PAM Transition

Baseband Channel

Carrier Acquistion Techniques in DSB-SC

Channel

Chopper Circuit