Question

For single tone amplitude modulation (DSB), the baseband signal and the carrier signals are

m(t)=5cos(20t)

c(t)=50cos(200t)

What will the expression of the amplitude modulated waveform?

Expert Answer

Want to see the step-by-step answer?

Check out a sample Q&A here.

Want to see this answer and more?

Experts are waiting 24/7 to provide step-by-step solutions in as fast as 30 minutes!*

*Response times may vary by subject and question complexity. Median response time is 34 minutes for paid subscribers and may be longer for promotional offers.
Tagged in
Engineering
Electrical Engineering

Related Electrical Engineering Q&A

Find answers to questions asked by students like you.

Q: What will be the maximum efficiency of an AM modulator?

A: For an amplitude modulated system, the efficiency is defined as

Q: in a DC motor why and how the gain K is affected by the amaurtue resistant and induance ? whats the ...

A: For DC motor the emf equation is given as:

Q: The transmitted power by a transmitting antenna is 22 W. Convert the transmitted power into the unit...

A: Transmitted power by transmitting antenna is – 

Q: A telephone line having a bandwidth of 3 kHz is assigned for data communication. The SNR is 3150. Wh...

A: In practical life, all data communication channels are noisy channels and it is impossible to establ...

Q: P2

A: Redraw the given circuit diagram and indicate the voltages at the different nodes.

Q: For a transmission line, the value of the open circuit and short circuit impedance are 100 ohm and 5...

A: If ZOC is the open circuit input impedance and ZSC is the short circuit input impedance of a transmi...

Q: Solve all sub parts.

A: Part (a)For a positive number, its representation in sign-magnitude, 1’s complement and 2’s compleme...

Q: In the figure i1(t) = 4u(t) , i2(t) = ix(t)/2 , R1 = 1 ohm , R2 = 1 ohm , L1 = 1 H , C1 = 1 F , C2 =...

A: The circuit in the Laplace domain will become as below.

Q: A linear time invariant system is described by the following differential equation:   Find out the t...

A: The input-output relation of the linear time invariant system is given as

Q: In a PCM system, channels of 3 KHz bandwidth are used. If the uniform quantizer has 128 number of le...

A: Channel capacity is defined is the maximum amount of data rate at which information can be reliably ...

Q: Determine the equation for the current i(t), t> 0, in the circuit shown in Figure P3.54. it) 10 = 0 ...

A: Find the value of resonant radian frequency for the given circuit as follows:

Q: 8. A signal x(t) = [7rect(2t) – 5rect(4(t – 1))] * Ss(t) has a CTFS harmonic function cx[k]. What is...

A: The signal is given as:

Q: Consider the circuit given below, where V = 120 V, R = 2.4 kΩ, and L = 60 mH. What is the time const...

A: The time constant of the series RL circuit is the ratio of inductance to equivalent Thevenin resista...

Q: A piece of crystalline silicon is doped uniformly with phosphorus atoms. The doping density is 1016 ...

A: If n0 represents the equilibrium electron concentration and p0 represents the equilibrium hole conce...

Q: The magnitudes of the open circuit and short circuit input impedances of transmission line are 100 o...

A: Characteristic impedance (Z0) of a transmission line is defined as the impedance of the transmission...

Q: An analog signal x(t) has frequency components ranging from 300 Hz to 4 kHz. If the signal is to be ...

A: Sampling is the process of converting a continuous time signal into a discrete time signal.According...

Q: Find the Fourier transform for x[t] = at*u[t], |a| < 1

A: We know:

Q: Find inverse Z transform using partial fraction expansion: X(Z)=4Z2/(Z-3)(z+5), RoC: |Z|>3.

A: Inverse Z transform is used to convert a function from discrete frequency (Z) domain into discrete t...

Q: Problem 4 Using superposition, find vo(t) when iL(0) 2 A and ve(0) = 5 V 2t 8A 50 A Vo(t) 1F ww +

A: Using Superposition theoremOnly voltage source is active

Q: Solve both a and b.

A: Draw a schematic diagram of the given circuit in Laplace transform,

Q: The noise figure of an amplifier at room temperature is 0.2 dB. Find the equivalent noise temperatur...

A: Click to see the answer

Q: At room temperature (T=300 K), the equilibrium hole concentration is 1.2x108/cm3. Find out the equil...

A: According to the law of mass action for semiconductors, if no and po represents equilibrium electron...

Q: See attached.

A: The given points for three-phase induction motor:

Q: The return loss for a Transmission line is 20 dB. What will be the value of the corresponding VSWR a...

A: During transmission of signal through a transmission line, some portion of the signal always gets re...

Q: One motor has a speed of 1,800 revolutions per minute.  A second motor turns at 3,600 revolutions pe...

A: Speed of one motor = 1800 revolutions per minute(rpm)Speed of second motor = 3,600 revolutions per m...

Q: Hi, the attached image shows a question and its answer but still, I couldn't understand it please si...

A: Convolution integral denotes the area, when time shifted reciprocal of one signal is overlapped with...

Q: The clock select register for channel A in an MC68681 DUART has bits 0 through 3 set to 0, 0, 0, and...

A: For the bits in clock register of the 0, 0, 0, 1 signal, the baud rate will be 2400.

Q: For the circuit shown below: Vs RG Vs 33 sin( 40 t) V, R= 120 0, L- 3 H, if the firing angle is 30 F...

A: Write the expression for the instantaneous current flowing in the load,

Q: I'm having trouble with this one. (P.S. this is an old exam, where I didn't answer the question and ...

A: Use Kirchhoff’s current law at node x in the circuit.

Q: 5. Find vo(t) for all t>0 if the switch is set at position 1 for a long time, and it is moved to pos...

A: At t=0

Q: If a diode full wave rectifier circuit is excited by an ac source with an amplitude of 10 V and angu...

A: For a full wave rectifier circuit using diodes, if VP is the amplitude of the ac signal voltage appl...

Q: A transmission line has a characteristic impedance of 50 ohm and a line resistance of 0.1 ohm/m. If ...

A: Since the transmission line is distortion less, the attenuation constant of the line can be expresse...

Q: A transmitting base station antenna with an effective height of 100 m has a base current (rms) of 10...

A: The strength of the electric field (rms) at some distance away from the transmitting antenna can be ...

Q: Find the value of the voltage V from the figure given below:

A: Draw a schematic diagram and show the mess analysis in outer loop,

Q: The capacitance per unit length and the inductance per unit length for a lossless transmission line ...

A: Characteristic impedance (Z0) of a transmission line is defined as the impedance of the transmission...

Q: What will be first null beam width of a paraboloidal reflector antenna operating at a frequency of 4...

A: The frequency of the signal is given as:

Q: A circuit contains series combination of a resistance of value 10 ohm, an inductance of value 40 mH ...

A: The total impedance of the series RLC circuit is given as,

Q: Calculate the effective aperture of a short dipole antenna at a frequency of 1.2 GHz.

A: The effective aperture (Ae) of an antenna can be evaluated using the following equation:  

Q: The radiation pattern of an antenna is given by F(x)= cos4 x with 0<x<pi/2. What will be the d...

A: Directivity is a very important antenna parameter and it can be used to determine how concentrated t...

Q: Consider an n-type Silicon substrate at 300 K temperature. If the doping of the donor impurity is gi...

A: According to the law of mass action for semiconductors, if n0 and p0 refers to the thermal equilibri...

Q: Consider the two-terminal network of Figure 3 with parameters of Table 3. For the case where this ne...

A: The reactance offered by the inductor is:-

Q: Problem 2: Provide a circuit inside the box such that there's maximum power transfer at f-1MHZ. LI=L...

A: Let the impedance of the box be ZL and redraw the circuit by short-circuiting the voltage source as ...