When a load resistor is connected at the output of an amplifier circuit, the voltage gain of the circuit     remains the same     increases     decreases

Q: Calculate the output voltage using the circuit of figure below for resistor components of value…

A: The amplifier is an electronic device whose output  is  amplified version of  the input signal. The…

Q: 4.7K2 1kQ 1kQ V1 + Vo

A: The output voltage for a Summing Op-amp in inverting mode is given by: Where, The feedback…

Q: For a transistor amplifier power gain and voltage gain are 7.5 and 2.5 respectively. The value of…

A: Given data: Power gain of transistor Gp=7.5 Voltage gain GV=2.5

Q: 5V 2 ΚΩ 2.2 ΚΩ + 1.8 ΚΩ - Vout

A:

Q: two identical transistors each having a current gain of are connected in Darlington connection, the…

A: If current gain if each transistor is A than total current gain of Darlington pait transistor is…

Q: Draw the equivalent circuit for summing amplifier and voltage amplifier.

A: The equivalent circuit for summing amplifier is drawn below:

Q: i), For the given CE amplifier circuit, estimate the percentage change in collector current Ici he…

A: We need to find out the change in collector current for given beeta value .

Q: What is the value of output voltage Vo.

A: Given circuit is -

Q: The current gain(B) does not change as temperature varies. True False

A:

Q: 1. Write the types of transistors in each circuit in the figure and in which supply region they are.…

A: four types of figure

Q: 40 ww R1 +. Vo 5 V 4 V

A:

Q: β_dc of a transistor is its Please select one: a. power gain b. voltage gain c. internal resistance…

A: The ratio of Collector current to the base current of transistor is known as β_dc  β_dc= IC/IB

Q: An amplifier has an input resistance of 47 kohm, a voltage gain of 200 times and an output…

A:

Q: The measured emitter current is 1.33mA and base emitter voltage is exactly 0.7V. Analyze the circuit…

A:

Q: In the following circuit, Vs = 0.5 V, VG = VD = 1.4 V and V = 0.7 V. Determine the drain current for…

A:

Q: +5 V 5 kN OVE Vg O- 20 kn oVc OVC 5 kn

A: The solution  is given by

Q: The current gain for a transistor working as common- base amplifier is 0.96. If the emitter current…

A: A bipolar junction transistor is a current-controlled device in which the base current controls the…

Q: Control A Output Control B Power Control C

A: 1. In this case A=0, B=0, C=0 Means all switches are open so output is equal to input power.    2.…

Q: 5. If the load resistor RL in the circuit of Figure (1) is made larger, the amplifier : voltage gain…

A: Answer 5 ; SInce the load voltage does not depend on the load resistance. The load voltage is the…

Q: Question: Given the circuit illustrated below and different types of input signal. Provide an answer…

A:

Q: The basic principle of using a transistor as an amplifier yields two changes to the input signal…

A: Transistor is a three terminal device and it is a controlled switch. By controlling the base voltage…

Q: The common-emitter current gain of the transistor is 3 =75. The voltage V value of I and R is in ON…

A: The bipolar junction transistor (BJT) is a three-terminal device and the three terminals are the…

Q: VOLTAGE COMPARATOR +12 V Determine the gain of the circuit, G the output voltage, Vo and the…

A: A voltage comparator using op-amp is an open loop circuit with a dual input supply. There are two…

Q: for the circuit in the figure, find the voltage gain in times, B=100

A: It is given that:

Q: Determine the VE, VRE, IE, VC, and VCE of the circuit in Figure

A: Apply KVL in base emitter loop to find base current  , using base current find emitter current and…

Q: The amplifier in the figure below receives an input of 1 V DC. Calculate the output voltage, A. 100…

A: Given data, Input signal Vi=1 V Circuit diagram is given as,

Q: A linear circuit has a single supply voltage of 2 V. The input current from that source is 2 mA, and…

A: Given :    n = 5    Initial current and voltages    Vi = 2 V    Ii = 2 m A    There are asking the…

Q: Highest current gain under identical conditions is obtained in _________________ transistor…

A: In this question,  Fill the blank...    Highest current gain under identical conditions is obtained…

Q: 4. Design transistor switch circuit, if ß = 150, V IN-0 and 10v.

A: Circuit diagram of transistor as a switch will be

Q: The gain of an amplifier (amplifier) ​​is 30 dB. Since the output voltage of the amplifier is 5 V,…

A: The amplifier is the generic term used to describe a circuit that produces an increased version of…

Q: A power amplifier has an input of 90mV across 10K ohm. The output is 7.8V across an 8 ohm speaker.…

A:

Q: The type of the amplifier circuit in the shown figure is: 50 k2 10 V 20 kN -10 V Va 50 kN

A:

Q: Determine VCB in the transistor circuit shown. The transistor is of silicon and has B * .= 150 Rc…

A: First we will find out the current then we will find out voltage .

Q: Choose the correct operating Mode of the transistor VBE -0.75 V -0.75 V 0.75 V VEB VCE -0.3 V -1 V…

A: This question is from Analog electronics.

Q: Calculate the efficiency of a class B amplifier for a supply of 15 V and an output of Vm(peak)=10 V.…

A: “Since you have asked multiple question, we will solve the first question for you. If you want any…

Q: The type of the amplifier circuit in the shown figure is: 15 kn 5 kN 10 V 10 V 3 V キ 88 kO BUO 1Daae…

A:

Q: The Bdc of a transistor is its power gain O voltage gain O internal resistance O current gain O None…

A: We need to tell Bdc .

Q: 25: Choose the correct items of the following statements: 1- The output voltage of an emitter…

A: In this question , 4 MCQ related to BJT is given..We have to answer these...

Q: the circuit in Figure 1, the transistor is biased so that ICQ is 10 mA and VCEQ is 8 V. As a…

A:

Q: Find the labeled values, consider β = 100 and | Vbe | = 0.7V

A: Given: In the given question they have mentioned a common emitter amplifier configuration circuit.…

Q: R2 RC C2 UF CI RI 1000 RLI LREI + 10 uF Ico = 800HA VA = 00 Find the voltage gain vo/vp (vo voltage…

A: By small signal analysis we will find out gain for given circuit .

Q: 5- The input power of an amplifier is 6 W. The power gain is AP = 80. What is the output power?

A: In this answer we will find out the output power of the amplifier when the input power and the power…

Q: If the output of a transistor amplifier is 4 V rms and the input is 251 mV rms, the voltage gain is

A: Given:- Output Voltage = 4V                 Input Voltage = 251mV

Q: An amplifier has again of 30 dB. If the input resistance is half of the output resistance, what is…

A: In this question,  We need to determine the ratio of the Voltage Vo and Vi?  If If the input…

Q: Use 2 decimal places A CS JFET amplifier has gm= 6.82 mS, with a drain resistance of 1.13 kohms and…

A: In this question We need to determine the voltage gain if a CS JFET amplifier has gm= 6.82 mS, drain…

Q: Questions: 1. For the circuit of Figure (1), the voltage gain from base to colector is…

A: 1. For the circuit of figure 1 ,the voltage gain from phase to collector is approximately, a) 1…

Q: Q1 With a constant input voltage of 17 V, the load resistance in Figure below is varied from 1 kil…

A:

Q: What is the output voltage of an amplifier which has a gain of 25? (The input voltage is 300mV)

A:

Q: 4. A certain common-emitter amplifier has a voltage gain of 100. If the emitter bypass capacitor is…

A: As per our company guidelines we are supposed to answer only first question kindly repost other…