119 views
What are some examples of a closed loop system?

1 Answer

Answer :

C.L s/m.

EX. Air conditioner (AC), rocket launcher, radar system, voltage stabilizer etc.
Like 0 like

Please log in or register to answer this question.

Related questions

202 views

Description : What will happen to the gain margin if the gain of the open loop system is doubled? A) Doubled B) Becomes half C) Is not affected D) Becomes one-fourth 

Last Answer : What will happen to the gain margin if the gain of the open loop system is doubled? A) Doubled B) Becomes half C) Is not affected D) Becomes one-fourth 

1 answer
720 views

Description : If the gain of the open loop system is doubled, the gain margin  (1) Is not affected (2) Gets doubled (3) Becomes half (4) Becomes one -forth

Last Answer : If the gain of the open loop system is doubled, the gain margin Becomes half

1 answer
104 views

Description : What is an example of an open loop system?

Last Answer : Open loop system. Ex. Electric heater, washing machine, fan, electric switch, etc

1 answer
127 views

Description : What are the advantages of open loop control system?

Last Answer : Open loop control system are simple to design. Open loop control system are generally stable.

1 answer
114 views

Description : What are the disadvantages of Open loop control system?

Last Answer : Open loop control system are less reliable. In open loop control system Optimization is not possible. Open loop control system are less accurate.

1 answer
132 views

Description : what is open loop and close loop control system?

Last Answer : A) In open loop system the input is independent         of output but output is depends on input. A-1. no feedback path in open loop s/m    -2. less accuracy than close loop s/m. Ex. Washing ...    -3. high accuracy. Ex. Air conditioner ( AC ), rocket launcher, radar          system, etc

2 answers
236 views

Description : Negative feedback in a closed-loop control system DOES NOT (A) reduce the overall gain (B) reduce bandwidth (C) improve disturbance rejection (D) reduce sensitivity to parameter variation

Last Answer : Negative feedback in a closed-loop control system DOES NOT reduce bandwidth

1 answer
161 views

Description : Classify closed die forging. Explain any one with neat sketch. 

Last Answer : Classification of closed / Impression die forging:- 1) drop forging 2) press forging 3) machine forging 4) Single die 5) Multi die close die forging :- Close die forging is also called as ... the first forging is made. after forging operation the part must be trimmed to remove the flash.

1 answer
143 views

Description : A closed switch has a resistance of?

Last Answer : A closed switch has a resistance of zero.

1 answer
151 views

Description : Why do you need a closed circuit for electricity to flow?

Last Answer : When  the  circuit  is  closed  , a potential  diffrence  is  realized  between  the  two  nodes  connected  .This  causes  flow of  electrons  and  convection  current.

1 answer
15 views

Description : How to Loop a Powerpoint Slideshow ?

Last Answer : How to Loop a Powerpoint Slideshow Many conferences, presentations, and meetings tend to last quite a while, and you may need your visual cues to last a little longer. Instead of making ... and attendees occupied, entertained, and well-informed about the goals of your project or your report.

1 answer
127 views

Description : The loop equation for a series RLC circuit gives

Last Answer : The loop equation for a series RLC circuit gives

1 answer
72 views

Description : (i) Bilateral Network (ii) Node (iii) Loop (iv) Branch

Last Answer : (i) Bilateral Network: If the characteristic of network (response or behavior) is independent of the direction of current through its elements in it, then the network is called as a bilateral network e. ... A part of an electric network which lies between two junctions or nodes is known as branch. 

1 answer
133 views

Description : Write the application of the following antennas: 1) Rectangular antenna 2) Dish antenna 3) Horn antenna 4) Loop antenna 5) Yagi-Uda antenna. 

Last Answer : Applications:  1.Rectangular antenna  i)Used in Mobile and satellite communication ii)Used in Global Positioning System iii) Used for Radio Frequency Identification (RFID) iv) Radar  Dish ... antenna. 2. Yagi-Uda antenna is used in conditional Access System (CAS) at the decryptor.

1 answer
1.5k views

Description : Explain how sinusoidal AC voltage is generated by using simple one loop generator.

Last Answer : An electric current produced by means of electrical machine is known as generator which converts mechanical energy into electrical energy. When conductor cuts the magnetic flux, emf induced in it. (Faraday' ... upon position of armature. The nature of emf is alternating as shown by the waveform. 

1 answer
71 views

Description : Define- (i) Node (ii) Loop for a DC circuit

Last Answer : Ans: i) Node: A point or junction at which two or more elements of network are connected is called as node. ii) Loop: A closed path for flow of current in an electrical circuit is called loop.

1 answer
720 views

Description : Explain the hysteresis loop of a magnetic material with neat diagram.

Last Answer : Hysteresis loop of magnetic material:  The circuit arrangement for plotting the hysteresis loop is shown in figure given below. The electromagnetic part consists of a coil wound on the iron ring ... one magnetic reversal is called hysteresis loop. Meaning of hysteresis is to lag behind.

1 answer
159 views

Description :  The number of loop equations required to completely analysing a network comprising of 8 independent branches and 6 nodes including the reference node shall be A) 3 B) 2 C) 4 D) 5 

Last Answer :  The number of loop equations required to completely analysing a network comprising of 8 independent branches and 6 nodes including the reference node shall be 3 

1 answer
75 views

Description : Which waves are demodulated by Costas loop? A) VSB B) SSB C) MSK D) DSBSC 

Last Answer : Which waves are demodulated by Costas loop? A) VSB B) SSB C) MSK D) DSBSC 

1 answer
644 views

Description : If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be?

Last Answer : If the area of hysteresis loop of a material is large, the hysteresis loss in this material will be large.

1 answer
85 views

Last Answer : Murray loop test can be used for location of both the ground fault and the short-circuit fault.

1 answer
365 views

Description : What is the difference between a mesh and a loop?

0 answers
2 views

Description : Do you have examples of things that look good but are totally impractical?

Last Answer : 90% of women’s fashion unfortunately.

1 answer
14 views

Description : Explain All The Addressing Modes Of The 8085 With The Help Of Examples.?

Last Answer : Answer :The various types of addressing modes of the 8085 are as follows: Direct addressing: The instructions in itself contain the opearand. For ex. STA5513H or in/out instructions such as IN PORT C. ... etc. Implicit addressing: this form of addressing contains no operands. For ex. RAR, CMA etc.

1 answer
142 views

Description : Define Analog Transducer and give examples of it

Last Answer : Analog Transducer: An analog transducer is a device that converts the input signal into a continuous DC signal of voltage or current. Examples: * Strain gauge * L.V.D.T * Thermocouple * Thermistor

1 answer
131 views

Description : KVL examples

Last Answer : KVL example 2

2 answers
90 views

Description : Star to delta conversion examples

Last Answer : Star to delta conversion example 1

1 answer
220 views

Description : List at least two examples that show how static electricity can be generated.

Last Answer : Examples of how static electricity can be generated include combing your hair, walking across a carpeted room, or sliding two pieces of plastic across each other.

1 answer
124 views

Description : Energy stored in capacitor examples

Last Answer : Energy stored in capacitor examples

1 answer
148 views

Description : Define transducer. Give two examples.

Last Answer : Transducer - It converts one form of signal into another form. A transducer is a device that is used to convert a physical quantity into its corresponding electrical signal.  Classification - 1. Active transducer 2. Passive transducer 

5 answers
87 views

Description : What is renewable source of energy? State two examples for the same.

Last Answer : Renewable (Primary) Energy sources: It is defined as the sources that can be used again and again for the generation of electrical energy are called renewable.  Following are the some list ... ) and carbon dioxide  6. Geothermal Energy  Geothermal Electricity Production  7. Fuel Cells

1 answer
123 views

Description : List four examples of insulating material and explain any two.

Last Answer : Examples of insulating materials:  i) Solid: Ceramic, Porcelain, Mica, Glass, Rubber, Resinous, Fibers  ii) Liquid: Synthetic, Mineral etc.  iii) Gaseous: Hydrogen, Air, ... and low hygroscopicity.  Uses: Insulation in electric field, transformer stampings, armature, pole stampings

1 answer
73 views

Description : What are examples of telecommunication devices?

0 answers
1 view

Description : What is a nugget of useless information that you can share?

Last Answer : I think sperm travels at 27 or 35 mph. I refuse to go look up which it is.

1 answer
1 view

Description : What do you imagine the Devil's voice sounds like?

Last Answer : Male Devil: Sylvester Stallone. Female Devil: Fran Drescher.

1 answer
2 views

Description : What would be an infamous moment you can remember, when someone famous inadvertently "gaffed" with an unguarded comment?

Last Answer : answer:Joe Biden after health care reform. In Joes defense, it really is a big fucking deal.

1 answer
897 views

Description : Draw the labeled block diagram of process control system and explain each block.

Last Answer : Explanation - Process control system consists of process or plant, sensor, error detector, automatic Controller, actuator or control element. 1) Process or plant- process means some manufacturing sequence ... process which changes the process variable. Output of this block is denoted by u .

1 answer
102 views

Description : What is the time response of a system whose poles lie on the right hand side of s-plane? A) Exponentially increasing B) Exponentially decreasing C) Sinusoidal oscillations D) Step response 

Last Answer : What is the time response of a system whose poles lie on the right hand side of s-plane? A) Exponentially increasing B) Exponentially decreasing C) Sinusoidal oscillations D) Step response 

1 answer
1.0k views

Description : Given a unity feedback system with G(s)=k/s (s+4), the value of k for damping ratio of 0.5 is

Last Answer : Given a unity feedback system with G(s)=k/s (s+4), the value of k for damping ratio of 0.5 is 16

1 answer
116 views

Description : A system is linear if and only if it satisfies

Last Answer : A system is linear if and only if it satisfies principle of superposition and principle of homogeneity

1 answer
226 views

Description : How can the steady-state error in a system be reduced?  (1) By decreasing the type of system (2) By increasing system gain (3) By decreasing the static error constant (4) By increasing the input

Last Answer : How can the steady-state error in a system be reduced?  (1) By decreasing the type of system (2) By increasing system gain (3) By decreasing the static error constant (4) By increasing the input

1 answer
206 views

Description : Phase margin is the amount of angle to make the system  (1) Oscillatory (2) Stable (3) Unstable (4) Exponential

Last Answer : Phase margin is the amount of angle to make the system Unstable 

1 answer
120 views

Description : A differentiator is not usually used in control system, because it : - (A) reduces damping  (B) increases error  (C) reduces gain margin  (D) increases input noise

Last Answer : A differentiator is not usually used in control system, because it : - increases input noise

1 answer
767 views

Description : In Torque-Voltage analogy, the Moment of Inertia of a mechanical rotational system is analogous to (A) Capacitance C. (B) Inductance L. (C) Resistance R. (D) Inductive reactance XL

Last Answer : In Torque-Voltage analogy, the Moment of Inertia of a mechanical rotational system is analogous to Inductance L.

1 answer
69 views

Description : Observability of a system is essential for (A) finding a solution to the state equation. (B) finding a suitable model in state space. (C) transferring the state of the system from any initial value to any specified final value. (D) state estimation.

Last Answer : Observability of a system is essential for state estimation.

1 answer
274 views

Description : A unity negative feedback control system is found to have a gain margin of 20 dB. The Nyquist plot of the system (A) crosses the real axis at +0.1 (B) crosses the real axis at -0.1. (C) crosses the imaginary axis at -0.1 (D) crosses the imaginary axis at +0.1

Last Answer : A unity negative feedback control system is found to have a gain margin of 20 dB. The Nyquist plot of the system crosses the real axis at -0.1.

1 answer
108 views

Description : A second order system shows 100% overshoot in its unit step response. It can be categorized as (A) underdamped system. (B) overdamped system. (C) Critically damped system. (D) undamped system.

Last Answer : A second order system shows 100% overshoot in its unit step response. It can be categorized as undamped system.

1 answer
256 views

Description : lf the poles of system are lying on the imaginary axis in s-plane, then the system will be

Last Answer : lf the poles of system are lying on the imaginary axis in s-plane, then the system will be marginally stable

1 answer
416 views

Description : The damping factor of a particular system is unity, the system response will be

Last Answer : The damping factor of a particular system is unity, the system response will be critically damped

1 answer
...