**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

**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

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

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

**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.

**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.

**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

**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

**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.

**Description :** A closed switch has a resistance of?

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

**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.

**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.

**Description :** The loop equation for a series RLC circuit gives

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

**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.

**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.

**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.

**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.

**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.

**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

**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

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

**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.

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

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

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

**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.

**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

**Description :** Star to delta conversion examples

**Last Answer :** Star to delta conversion example 1

**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.

**Description :** Energy stored in capacitor examples

**Last Answer :** Energy stored in capacitor examples

**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

**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

**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

**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.

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

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

**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.

**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 .

**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

**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

**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

**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

**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

**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

**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.

**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.

**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.

**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.

**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

**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

**Description :** The steady state error of the system can be minimized by

**Last Answer :** The steady state error of the system can be minimized by increasing gain k

**Description :** Consider a continuous-time system with input x(t) & output y(t) are related by y(t) = x (sin t). This system is (A) causal & linear (B) non-causal & linear (C) causal & non-linear (D) non-causal & non-linear

**Last Answer :** Consider a continuous-time system with input x(t) & output y(t) are related by y(t) = x (sin t). This system is non-causal & linear

**Description :** The characteristic equation for a closed loop system with forward gain K is s4 + 4s3 + 8s2 + 6s + K = 0. The critical gain value Kc for stability should not exceed (a) 3.25 (b) 9.75 (c) 13.0 (d) 23.3

**Last Answer :** The characteristic equation for a closed loop system with forward gain K is s4 + 4s3 + 8s2 + 6s + K = 0. The critical gain value Kc for stability should not exceed (a) 3.25 (b) 9.75 (c) 13.0 (d) 23.3