Recent questions tagged loop

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 : 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 : 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 

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 : 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 : What are some examples of a closed loop system?

Last Answer : C.L s/m. EX. Air conditioner (AC), rocket launcher, radar system, voltage stabilizer etc.

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 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