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What do you mean by insulation coordination?

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Description : What is the lowest acceptable insulation resistance for a cable?

Description : What is an insulation resistance test?

Description : What is double or reinforced insulation?

Description : What is basic insulation level?

Description : Write measures to be taken to maintain the insulation resistance of electrical machines to healthy levels.

Description : Name the method used to measure following resistances:- (i) Low resistance (ii) Medium resistance (iii) Insulation resistance (iv) Earth resistance.

Answer : Following are the methods used to measure resistances:-  (i) Low resistance: 1.Voltmeter-Ammeter Method 2. Kelvin's Double bridge Method  (ii) Medium resistance: 1.Voltmeter-Ammeter Method 2. ... of Charge Method  (iv) Earth resistance : 1. Fall of Potential Method 2. Earth tester

Description : If the insulation resistance of a cable of length 10 km is 1 mega ohm, its insulation resistance for 50 km length will be

Answer : If the insulation resistance of a cable of length 10 km is 1 mega ohm, its insulation resistance for 50 km length will be 0.2 mega ohm

Description : When measuring insulation resistance of cables using d.c. source, the galvanometer used should be initially short circuited because  (A) Cables have a low value of capacitance which draws a high ... high value of charging current (D) Cables have a low value of capacitance and initial resistance

Answer : When measuring insulation resistance of cables using d.c. source, the galvanometer used should be initially short circuited because Cables have a high value of capacitance which draws a high value of charging current

Description : The thickness of insulation provided on the conductor depends on?

Answer : The thickness of insulation provided on the conductor depends on the magnitude of voltage on the conductor.

Description : The insulation on a current carrying conductor is provided?

Answer : The insulation on a current carrying conductor is provided to prevent leakage of current, to prevent shock.

Answer : Meggar is an instrument which measures the insulation resistance of an electric circuit relative to earth and one another.

Answer : Insulation resistance of high voltage circuit breakers is more than 100 mega ohms.

Description : What do you mean by “Tyndallisation” and “Pasteurisation”. State the methods of pasteurisation.

Answer : Tyndallisation : This is a fractional sterilization method. This method is used for sterilization of medicaments unstable at 1150C but able to withstand low temperature heating. This method consist of ... High Temperature Short Time (HTST) Vat pasteurization Ultra High Temperature(UHT)

Description : What do you mean by reserved percolation? Enlist different steps involved in it.

Answer : Reserve percolation:   In this process a part of percolate, generally 3/4th volume of the finished preparation is reserved.(contains high solute concentration) Then the percolation process is continued ... :  a. Imbibition, b. Maceration, c. Percolation, d. Distillation or evaporation.

Description : What do you mean by enteric coated tablet? Give reasons for enteric coating.

Answer : Enteric Coated tablet:   1. These tablets are coated with the material which does not disintegrate in stomach but passes through as it is i.e. enteric polymer e.g.: Hydroxypropyl methyl cellulose phthalate ... stomach pH. 4. Drug absorption is better in intestine. 5. Delayed action is needed. 

Description : What do you mean by eco-friendly building materials? State any two properties of it.

Answer : Eco-friendly means earth-friendly or not harmful to the environment. This term most commonly refers to products that contribute to green living or practices that help conserve resources like water and ... It reduces air pollution, land pollution & water pollution. 7. It is locally available. 

Description : What do you mean by Gross National Product? a) The total value of goods and services produced in the country b) The total value of all transactions in the country c) Depreciation in the total ... d) The total value of goods and services produced in the country and net factor income from abroad

Answer : Answer- d

Description : What do you mean by demand of a commodity? a) A desire for the commodity b) Need for the commodity c) Quantity demanded of that commodity d) Quantity of the commodity demanded at a certain price during any particular period of time

Answer : Answer- d

Description : What do you mean by a mixed economy? a) Modern and traditional industries b) Public and private sectors c) Foreign and domestic investments d) Commercial and subsistence farming

Answer : Answer- b

Description : What do you mean by under conditions of perfect competition in the product market? a) MRP=VMP b) MRP>VMP c) VMP>MRP d) None of the above

Answer : Answer- a

Description : What do you mean by the supply of goods? a) Stock available for sale b) Total stock in the warehouse c) The actual production of the good d) Quantity of the good offered for sale at a particular price per unit of time

Answer : Answer- d

Description : What do you mean by normal and reverse fault?

Answer : i) Normal fault: A normal fault is the one in which the hanging wall has apparently moved down with respect to the foot-wall  ii) A Reverse fault is one in which the hanging wall has apparently moved up with respect to the footwall A reverse fault is that thrust which dips more than 450

Description : What do you mean by symmetrical folds and asymmetrical folds. 

Answer : Symmetrical Fold: The fold in which is axial plane divides the fold equally in two parts is called as symmetrical fold. The fold may be anticline or syncline. Asymmetrical Fold: The fold in which is axial plane divides the fold unequally in two parts is called as asymmetrical fold. 

Description : What do you mean by zero circle in area measurement?

Answer : Zero Circle - It is the circle formed due to sliding of wheel of mechanical planimeter without changing the reading of circular measuring disc. It is unmeasured circular area on drawing sheet due to non-rotation of counter disc.

Description : What do you mean by overloaded constructor?

Answer : When more than one constructor function is defined in a class, it is referred as overloaded constructor. Each overloaded constructor function is invoked with respect to arguments pass in the function call.

Description : What do you mean by default argument? Give its suitable example.

Answer : Default argument  Initializing an argument with a value while defining a constructor is referred as constructor with default value. When a constructor with default value is declared in a class, it does not require object to pass value ... void main() { ABC obj1(5); ABC obj2(20,30); }

Description : What is stub? What do you mean by single stub matching.

Answer : Stub is a piece of short circuited transmission line which is used to tune out the reactance of the load when connected across the transmission line as close as possible. Single Stub Matching : ... The single stub match is perhaps the most widely used matching circuit and can match any load.  

Description : What do you mean by ‘Density of Population’? (1) Ratio of people living below poverty line to total population (2) Number of persons live per square kilometre (3) Number of persons in a city (4) Number of persons living per kilometre 

Answer : Number of persons live per square kilometre 

Description : What do you mean by active filter? State its advantages over passive filter . Define pass band & stop band with respect to filter.

Answer : Active Filter: Active Filter is formed by using active element along with the passive components.  Advantages of Active filter over Passive filter: High value of pass band gain can be obtained. It is ... pass band.  Stop Band Filter: The frequency range which is attenuated is known as stop band.

Description : What do you mean by exciting resistance and exciting reactance?

Description : What do you mean by simulation? Why it is necessary?

Answer : Simulation is functional emulation of a circuit design through software programs that use models to replicate how a device will perform in terms of timing and results. It should be ... Simulation is used for design verification: Validate assumptions, Verify logic, Verify performance (timing)

Description : What do you mean by bilateral network and unilateral network?

Answer : Bilateral Network: An element whose response is independent of direction of current flowing through it is called Bilateral element and the network, which contains only bilateral elements, is called ... response depends on the direction of current flowing through it, is called unilateral network.

Description : Distributed under Creative Commons Attribution-ShareAlike - CC BY-SA. 

Answer : Many embedded systems must continually react to changes in the system's environment and must compute certain results in real time without delay. For example, a car's cruise controller continually monitors and ... user, typically does not result in a system failure.  Version 2 EE IIT, Kharagpur

Description : What do you mean by biasing of a transistor?

Description : What do you mean by linear convolution?

Description : What do you mean by signal processing?

Description : What do you mean by signal and system?

Description : What do you mean by LSI?

Answer : large-scale integration (LSI) term usually used to describe the level of integration at which entire integrated circuits can be placed on a single chip. An integrated circuit made of hundreds to thousands of transistors.

Description : What do you mean by VHDL?

Answer : VHDL (VHSIC Hardware Description Language) is a hardware description language used in electronic design automation to describe digital and mixed-signal systems such as field-programmable gate arrays and integrated circuits. VHDL can also be used as a general purpose parallel programming language.

Description : What do you mean by network theory?

Description : What do you mean by fuzzy search?

Description : What do you mean by electromagnetic field?

Description : What do you mean by secondary instruments?

Answer : The instruments which will give the direct readings are called secondary instruments

Description : What do you mean by Computer Architecture and Organization?

Description : What do you mean by frequency response of an amplifier?

Description : Why does increase in current mean a decrease in voltage?

Answer : This is because current flows from high potential to low potential to bring the two diffrent potential to unity , thus  a reduced potential (voltage)

Description : How do you fix voltage drop?

Description : How do you calculate power loss?

Description : Departmentation by time is one of the oldest forms of departmentation, generally used at lower levels of the organization. Which of the following is not an advantage of departmentation ... results in improved coordination and communication (d) It results in a continuous cycle without interruption

Answer : (c) It mostly results in improved coordination and communication  

Description : Explain by use of a well labeled diagram distribution line protection coordination landmarks

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