13 views
in Amplifier by
The transistor configuration to connect 4 W speaker with 600 W output impedance audio amplifier is

• Common Emitter

• Common Base

• Common Collector

• None of the above.

Your answer

Thanks for your contribution. Feel free to answer this question. Please avoid short answer. Your answer is most welcome. Be genuine.

Upload image or document:

Your name to display (optional):
Privacy: Your email address will only be used for sending these notifications.
Anti-spam verification:
Are you a robot ? (Y = Yes / N = No)
To avoid this verification in future, please log in or register.

1 Answer

0 votes
by

The transistor configuration to connect 4 W speaker with 600 W output impedance audio amplifier is Common Collector

Related questions

1 answer 10 views

Compare BJT common base configuration with common collector configuration on the basis of (i) Current gain (ii) Voltage gain (iii) Input impedance (iv) Output impedance

asked Sep 2, 2018 by Shimroz123
1 answer 15 views

Identify type of BJT configuration having following features : (i) BJT configuration having the least current gain. (ii) KIT configuration called as voltage follower. (iii) BJT configuration having current gain less than one. (iv) BJT configuration suitable for impedance matching. (v) BIT configuration suitable for voltage amplification. (vi) BJT configuration having the least output impedance.  

asked Jul 10 in Elements of Electronics by Shimroz123
1 answer 12 views

For Cascode amplifier the output impedance becomes 

asked May 23, 2018 in Amplifier by Shimroz123
0 answers 16 views

Output of an op-amp is a square wave of 4 V peak to peak with a rise time of 5 microsecond and fall time of 4 microsecond.Maximum frequency (in kHz)of undistorted sine wave output of 2 V peak to peak is about  A) 100 B) 150 C) 200 D) 250

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 13 views

A 500 kVA, 3-phase transformer has iron losses of 300 W and full load copper losses of 600 W. The percentage load at which the transformer is expected to have maximum efficiency is  (A) 50.0% (B) 70.7% (C) 141.4% (D) 200.0%

asked May 17, 2018 in Transformer by Shimroz123
1 answer 17 views

A power supply produces a 0.6 W output with an input of 0.7 W. Its percentage of efficiency is: A. 8.57% B. 42.85% C. 4.28% D. 85.7%

asked Apr 12, 2018 in Electrical Engineering by Shimroz123
1 answer 43 views

Why circuit breaker connect b)w two transformer  (same rating

asked Apr 28 by Umar Yousaf
1 answer 19 views

The average power delivered to an impedance 4 − j 3 Ω by a current 5Cos(100πt + 100) Ampere is A) 44.2 W B) 50 W C) 62.5 W D) 125 W

asked Jun 17, 2018 in Electrical Engineering by Shimroz123
0 answers 33 views

A carrier signal of 600 V rms with 75% amplitude modulation is applied to 75 ohm antenna. The total side band power (in watts) is  A) 4800 B) 450 C) 950 D) 1350 

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 15 views

If you used 600 W of power for 60 h, you have used? A.36 kWh B.3.6 kWh C.10 kWh D.1 kWh

asked May 15, 2018 in Basic concepts by Shimroz123
1 answer 6 views

List any 4 factors that decide the configuration of DAS. 

asked Sep 13, 2018 by Shimroz123
1 answer 30 views

A 4-bit R/2R digital-to-analog (DAC) converter has a reference of 5 volts. What is the analog output for the input code 1010:  (1) 0.3125 V (2) 3.125 V (3) 0.78125 V (4) –3.125 V

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 23 views

We connected a 35V dc supply to a resistance of 600 Ohm in series with an unknown resistance R.A. voltmeter having a resistance of 1.2 kOhm is connected across 600 Ohm resistance and read 5v. The value of resistance R will be

asked May 8, 2018 in Electrical Engineering by Shimroz123
1 answer 8 views

Compare between CB , CE & CC transistor configuration.

asked Sep 4, 2018 by Shimroz123
1 answer 13 views

Choose the most appropriate statement: (A) Bandwidth is defined w.r.t. impedance (B) Bandwidth is defined w.r.t. gain (C) Bandwidth is defined w.r.t. polarization (D) All of the above

asked May 12, 2018 in Electrical Engineering by Shimroz123
1 answer 8 views

The input impedance of an op-amp is • High • Low • Medium • None of the above

asked May 14, 2018 in Amplifier by Shimroz123
0 answers 15 views

If the emitter resistance ‘Re ’ in a transistor amplifier is removed, then (a) base to emitter junction will be less forward biased. (b) gain of amplifier decreases. (c) Q-point becomes unstable. (d) All of these 

asked May 25, 2018 in Amplifier by Shimroz123
1 answer 9 views

Harmonic distortion of the signal is produced in an RC coupled transistor amplifier. The probable component responsible for this distortion is  (A) The transistor itself  (B) the power supply Vcc  (C) the coupling capacitor Cc  (D) the biasing resistors

asked May 12, 2018 in Amplifier by Shimroz123
1 answer 13 views

In an IF amplifier, the IF transformer is provided with tapping to  (a) increase the voltage gain (b) increase the bandwidth of the resonance circuit (c) increase the impedance offered by the resonance circuit to the following cascaded amplifier (d) increase the quality factor of the resonance circuit 

asked May 15, 2018 in Amplifier by Shimroz123
1 answer 11 views

Draw output characteristics of common emitter [CE] configuration and explain active, saturation and cut-off regions in detail. 

asked Jul 10 in Elements of Electronics by Shimroz123
1 answer 135 views

Sketch pin configuration of IC 723. State functions of each pin. Sketch circuit diagram for obtaining 6V output d.c. regulated voltage using IC 723.

asked Sep 2, 2018 by Shimroz123
0 answers 44 views

A thyristor is triggered by a pulse train of 5 kHz. The duty ratio is 0.4. If the allowable average power is 100 W, the maximum allowable gate drive power will be 

asked May 25, 2018 in Power Electronics by Shimroz123
1 answer 24 views

When the initial slope of input sine wave is greater than the slew rate of an OPAMP, the output: (1) Has no offset (2) Approaches to triangular waveshape (3) Is pure sinusoidal (4) Is square wave 

asked May 29, 2018 in Amplifier by Shimroz123
1 answer 23 views

In Class ‘B’ amplifier, the output current flows for

asked May 15, 2018 in Amplifier by Shimroz123
1 answer 54 views

The main function of the transformer used in the output of a power amplifier is  (A) To step up the voltage  (B) to increase the voltage gain  (C) to safeguard the transistor against overheating  (D) to match the load impedance with dynamic output resistance of the transistor

asked May 12, 2018 in Amplifier by Shimroz123
0 answers 18 views

For an NMOS transistor, Vt= 2 V, Vgs= 3 V, Vdd= 10 V,µnCox=20 µA/V2 , L=10 meter, W= 400 µmeter. The drain current (in mA) is  A) 2 B) 1.2 C) 0.4 D) 0.2

asked Apr 9, 2018 in Electronics Engineering by Shimroz123
1 answer 20 views

At an industrial sub-station with a 4 MW load, a capacitor of 2 MVAR is installed to maintain the load power factor at 0.97 lagging. If the capacitor goes out of service, the load power factor becomes (A) 0.85 (B) 1.00 (C) 0.80 lag (D) 0.90 lag

asked May 25, 2018 in Power system by Shimroz123
0 answers 24 views

A ramp voltage V(t)=100 V is applied to an RC differentiating circuit with R=5 kΩ and C=4 μF. The maximum output voltage is  (A) 0.2 V (B) 2 V (C) 10 V (D) 50 V

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 6 views

Describe the importance of three wire and four wire configuration for RTD with suitable circuit diagram.

asked Sep 13, 2018 by Shimroz123
1 answer 25 views

The output of a JK flip-flop with asynchronous preset and clear inputs is ‘1’. The output can be changed to ‘0’ with one of the following conditions by applying A) J = 0, K = 0 and using a clock B) J = 1, K = 0 and using the clock C) Asynchronous preset input D) J = 1, K = 1 and using the clock 

asked Jun 17, 2018 in Digital Electronics by Shimroz123
0 answers 23 views

The output voltage of a battery drops from 100 V with zero load current to 80 V when load current is 2 A. The internal resistance of the battery is (a) 10 Ω (b) 20 Ω (c) 40 Ω (d) 50 Ω

asked May 25, 2018 in Battery by Shimroz123
1 answer 16 views

Tachometer works essentially as a generator with output voltage proportional to magnitude of the : - a) Angular Velocity of the shaft b) Torque of the shaft c) Temperature of the shaft d) Back Lash of the shaft

asked Apr 14, 2018 in Instrumentation and control by Shimroz123
1 answer 54 views

 In a clock mechanism, the gear train used to connect minute hand to hour hand, is : (A) Epicyclic gear train (B) Reverted gear train (C) Compound gear train (D) Simple gear train

asked Jun 14, 2018 in Mechanical Engineering by Shimroz123
1 answer 17 views

The short length of the conductor used to connect the line conductor on one side of the terminal pole to the line conductor on the other side of the pole is known as : a)jumper c) guard b) petticoat d) guy

asked Apr 14, 2018 in Electrical Engineering by Shimroz123
1 answer 75 views

 An independent voltage source in series with an impedance ZS=R+jXS delivers a maximum average power to a load impedance ZL when A) ZL = R B) ZL = jXS C) ZL = R-jXS D) ZL = R+jXS 

asked Jun 18, 2018 in Electrical Engineering by Shimroz123
1 answer 26 views

An amplifier without feedback has a voltage gain of 50, input resistance 1kΩ and output resistance of 2.5kΩ. The input resistance of the current-shunt negative feedback amplifier using the above amplifier with a feedback factor of 0.2 would be: (1) 1/11 kΩ (2) 1/5 kΩ (3) 5 kΩ (4) 11 kΩ

asked May 29, 2018 in Amplifier by Shimroz123
1 answer 11 views

An operational amplifier has an open loop gain of 200,000. Its output exhibits saturation at 10V. The threshold differential voltage of the amplifier is  A) 25 micro-volt B) 50 micro-volt C) 5 Volts D) 10 volts

asked May 20, 2018 in Amplifier by Shimroz123
1 answer 16 views

A 400 V, 15 kW, 4-pole, 50 Hz, Y-connected induction motor has full load slip of 4%. The output torque of the machine at full load is  (A) 1.66 Nm (B) 95.50 Nm (C) 99.47 Nm (D) 624.73 Nm

asked May 17, 2018 in Induction Machine by Shimroz123
0 answers 109 views

A single phase transformer rated at 3000 kVA, 69 kV 4.16 kV, 60 Hz has a total internal impedance Zp of 127 ohm, referred to the primary side. Calculate the primary current if the secondary is accidentally short circuited.  (A) 43.5 A (B) 543 A (C) 9006 A (D) 721 A 

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 18 views

A 35 V dc supply is connected across a resistance of 600 ohm in series with an unknown resistance R. A voltmeter having a resistance of 1.2 kOhm is connected across 600 ohm resistances and reads 5 V. The value of resistance R shall be:

asked May 22, 2018 in Electrical Engineering by Shimroz123
0 answers 27 views

To Charge a 120 V battery from a 600 V DC source using a DC chopper, The average battery current should be 20 A, with a peak to peak ripple of 2 A. If the chopper frequency is 200 Hz, calculate the duty cycle.  (A) 0.2 (B) 0.1 (C) 0.5 (D) 0.6 

asked Apr 5, 2018 in Electrical Engineering by Shimroz123
1 answer 19 views

The time taken for a surge to travel a 600 km long overhead transmission line is?

asked Mar 27, 2018 in Power system by Shimroz123
1 answer 24 views

A single core lead sheathed cable with two dielectrics of permittivity 4 and 3, respectively, are subjected to same maximum stress. If the conductor diameter is 1.5 cm, the outer diameter of the first dielectric is (A) 1.125 cm (B) 1.5 cm (C ) 2 cm (D) 8 cm

asked Apr 28, 2018 in Power system by Shimroz123
0 answers 74 views
asked Dec 20, 2018 by Harun
2 answers 76 views

 With three resistances connected in parallel, if each dissipates 20 W the total power supplied by the voltage source equals?

asked Mar 25, 2018 in Basic concepts by Shimroz123

Welcome to electronics2electrical.com here you can ask questions related to electrical, electronics, mechanical, telecommunication, instrumentation, computer, mathematics, physics etc.
Be respectful to all the members. Do not copy and paste the answers from other websites which have copyright content. While asking question give full details about it.

Categories

Most popular tags

power motor dc circuit transformer voltage current used system phase resistance factor synchronous load ac energy induction electric generator series frequency between speed capacitor use electrical meter line difference control type mosfet transmission magnetic plant high single instrument bjt unit source advantages function diode and machine winding field define torque parallel amplifier supply shunt thyristor motors electricity arduino maximum time relay armature problem value on transformers types coil diagram state flow ratio material three formula starting direction theorem method emf operating efficiency digital wave microprocessor test instruments inductance loss measure operation connected signal low applications effect single-phase network temperature working constant losses different law wattmeter measuring compare controlled breaker drive device logic rc full switch flux wire resistivity disadvantages free of materials machines angle force converter conductor transistor gain open protection scr core measurement number bridge principle generators reactance circuits negative the friction iron loop short pole battery conservation steam resistors hysteresis computer using analog lines secondary station gate a rectifier inverter linear induced relays nuclear capacitance basic characteristics design direct work rotor electronics ammeter forces diesel damping rlc connection factors capacitors minimum insulation moving regulation running self systems air fault range main stability quality starter igbt eddy alternator ideal rl average 3-phase plants arc thermal error fuzzy biasing dielectric pressure balanced superposition errors copper rotation feedback impedance measured electronic electrons charge inductive transfer explain start off back curve over solar is three-phase tariff locomotive peak bias zener engineering commutator surge conductors rating universal potentiometer density permanent mechanical transducer capacity memory adc excitation two fuse pure harmonics application semiconductor inductor internal pmmc reaction welding resonance traction permeability breakers rms designed electromagnetic si generation brushes switching capacitive shaded rate 1 distribution resistor methods delta star oscillator reluctance simplification algebra 8085 boolean weston dynamometer insulating strength installation definition fuel heating earth units

8,530 questions

7,129 answers

135 comments

3,090 users

...