# Applications of VSB Online Exam Quiz

Applications of VSB GK Quiz. Question and Answers related to Applications of VSB. MCQ (Multiple Choice Questions with answers about Applications of VSB

### How an AM radio station increase its signal-to-noise ratio?

Options

A : by increasing its modulation index

B : by decreasing its modulation index

C : by maintaining a constant modulation index

D : by increasing the frequency

Options

A : TRUE

B : FALSE

C : -

D : -

Options

A : TRUE

B : FALSE

C : -

D : -

### Signal to quantization noise ratio in PCM system depends on ___

Options

A : sampling rate

B : signal bandwidth

C : number of quantization levels

D : nature of carrier wave

### What is the main problem in using quadrature amplitude modulation?

Options

A : high bandwidth is required

B : high power is required

C : incompability with ordinary AM radio waves

D : bandwidth required is less

### What is the modulation index of an AM signal if the peak voltage goes from Emax to Emin?

Options

A : \frac{E_{min}}{E_{max}}E min E max

B : \frac{E_{max}}{E_{min}}

C : \frac{E_{max} ? E_{min}}{E_{max} + E_{min}}

D : \frac{E_{max} + E_{min}}{E_{max} ? E_{min}}

### What is the total sideband power if there is 100% modulation?

Options

A : half the carrier wave

B : twice the carrier wave

C : equal to the carrier wave

D : one-fourth of the carrier wave

### Which frequencies is produced if Va sin?(?a t) amplitude modulates the carrier Vc sin?(?c t)?

Options

A : (?c + ?a), (?c ? ?a) and ?c

B : (?c) and (?a)

C : (?c + ?a) and (2?c + 2?a)

D : (2?c) and (2?a)

### Which of the following modulation is used in data communication?

Options

A : Pulse Modulation

B : Amplitude Modulation

C : Phase Modulation

D : Frequency Modulation

### Advantages of Filter Method more Online Exam Quiz

AGC

AM Wave Representation

Amplitude Limiting

Applications of SSB

Asynchronous TDM

Average Power For Sinusoidal AM

Bandwidth of FM Signal with Arbitrary m(t)

Bandwidth Requirement for PAM Transition

Baseband Channel