Explain the terms: i. Average velocity  ii. Instantaneous velocity  iii. Average speed  iv. Instantaneous speed

Explain the terms: i. Average velocity  ii. Instantaneous velocity  iii. Average speed  iv. Instantaneous speed
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Explain the terms: i. Average velocity ii. Instantaneous velocity iii. Average speed iv. Instantaneous speed
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Define the terms related to a.c. supply with waveform : i) Instantaneous value ii) Time period iii) Amplitude iv) Phase difference.

Description : Define the terms related to a.c. supply with waveform : i) Instantaneous value ii) Time period iii) Amplitude iv) Phase difference. 

Last Answer : i) Instantaneous value: The instantaneous value is the value of an alternating quantity (it may ac voltage or ac current or ac power) at a particular instant of time in the cycle .  OR  ... difference: Phase difference is the difference in phase angle between two sinusoids or phasors. 

Instantaneous unit hydrograph is a hydrograph of (i) Unit duration (ii) Unit rainfall excess (iii) Infinitely small duration (iv) Infinitely small rainfall excess The correct answer is (A) (i) and (ii) (B) (i) and (iv) C) (ii) and (iii) (D) (iii) and (iv)

Description : Instantaneous unit hydrograph is a hydrograph of (i) Unit duration (ii) Unit rainfall excess (iii) Infinitely small duration (iv) Infinitely small rainfall excess The correct answer is (A) (i) and (ii) (B) (i) and (iv) C) (ii) and (iii) (D) (iii) and (iv)

Last Answer : Answer: Option C

Explain the terms: 1. Acceleration  2. Average acceleration  3. Instantaneous acceleration

Description : Explain the terms: 1. Acceleration  2. Average acceleration  3. Instantaneous acceleration

Last Answer : Explain the terms: 1. Acceleration 2. Average acceleration 3. Instantaneous acceleration

Define following terms used in A.C. circuits : (i) Cycle (ii) Rms value (iii) Phase difference (iv) Average value

Description : Define following terms used in A.C. circuits : (i) Cycle (ii) Rms value (iii) Phase difference (iv) Average value

Last Answer : (i) Cycle:   A complete set of variation of an alternating quantity which is repeated at regular interval of time is called as a cycle. OR  Each repetition of an alternating quantity ... charge as is transferred by the alternating current during the same time under the same conditions. 

Distance travelled by a body in time ‘t’ is A. instantaneous speed B. average velocity C. average acceleration D. instantaneous acceleration

Description : Distance travelled by a body in time ‘t’ is A. instantaneous speed B. average velocity C. average acceleration D. instantaneous acceleration

Last Answer : average velocity

Define and explain the following terms:  i. Zero vector (Null vector)  ii. Resultant vector  iii. Negative vectors iv. Equal vectors 

Description : Define and explain the following terms:  i. Zero vector (Null vector)  ii. Resultant vector  iii. Negative vectors iv. Equal vectors 

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Explain any five of the following terms (in not more than four lines each): (i) Osmosis Glycolysis (ii) Phototaxis (iii) Transpiration (iv) Saponification (v) Emulsion

Description : Explain any five of the following terms (in not more than four lines each): (i) Osmosis Glycolysis (ii) Phototaxis (iii) Transpiration (iv) Saponification (v) Emulsion

Last Answer : (i) Osmosis: osmosis, in botany and chemistry, the flow of one constituent of a solution through a membrane while the other constituents are blocked and unable to pass through the (selecyively permeable membrane ... in a second liquid with which the first will not mix: an emulsion of oil in vinegar

Explain the following terms : (i) Electrophoresis, (ii) Coagulation, (iii) Dialysis (iV) Tyndal Effect

Description : Explain the following terms : (i) Electrophoresis, (ii) Coagulation, (iii) Dialysis (iV) Tyndal Effect

Last Answer : (i) Electrophoresis :- The immigration of colloidal solute towards oppositely charged electrode under an electric potential is called Electrophoresis.  (ii) Coagulation :- The process of settling down ... The scattering of light in colloidal solution by colloidal solute is known as Tyndal effect.

Classify the soil according to IS Classification and explain the meaning of following terms i) GW ii) SP iii) ML iv) SM-ML

Description : Classify the soil according to IS Classification and explain the meaning of following terms i) GW ii) SP iii) ML iv) SM-ML

Last Answer : As per IS classification soil is broadly divided into three divisions: 1. Coarse grained soil: In these soils, more than half the total material by mass is larger than 75 micron IS ... medium compressibility. iv) SM-ML - boundary classification between coarse grained and fine grained soils. 

Explain the meaning of following terms: i) MCB ii) Socket outlet iii) Neutral iv) Fuse-link

Description : Explain the meaning of following terms: i) MCB ii) Socket outlet iii) Neutral iv) Fuse-link

Last Answer : i) MCB:  Miniature circuit breaker operates automatically at the time of fault or over load. And it is used for the protection of electrical installation. They are available from 0.5 A to 100 Amps. ... melts automatically at the time of fault or over load. Fuse must be replaced after the fault.

.Match the terms in column I with their description in column II and choose the correct option. Column I Column II A. Dominance (i) Many genes govern a single character B. Co-dominance (ii) In a heterozygous organism only one allele expresses itself C. Pleiotropy (iii) In a heterozygous organism both alleles express themselves fully D. Polygenic (iv) A single gene inheritance influences many characters A B C D (a) (iv) (i) (ii) (iii) (b) (iv) (iii) (i) (ii) (c) (ii) (i) (iv) (iii) (d) (ii) (iii) (iv) (i)

Description : .Match the terms in column I with their description in column II and choose the correct option. Column I Column II A. Dominance (i) Many genes govern a single character B. Co-dominance (ii) In a heterozygous organism only one allele ... (i) (ii) (c) (ii) (i) (iv) (iii) (d) (ii) (iii) (iv) (i)

Last Answer : (d) (ii) (iii) (iv) (i)

Describe the following terms: (i) Keyword (ii) Identifier (iii) Variable (iv) Constant

Description : Describe the following terms: (i) Keyword (ii) Identifier (iii) Variable (iv) Constant

Last Answer : (i) Keyword: Keywords are special words in C programming which have their own predefined meaning. The functions and meanings of these words cannot be altered. Some keywords in C Programming are if, while, ... or a string literal. There are enumeration constants as well. Example: 121 234 3.14 

Define the following terms: i) Level line ii) Bench Mark iii) Change point iv) Profile levelling

Description : Define the following terms: i) Level line ii) Bench Mark iii) Change point iv) Profile levelling

Last Answer : i) Level line - It is line lying in a level surface; it is therefore, normal to the plumb line at all points. ii) Bench Mark - These are fixed points or marks of known RL determined with ... the centerline of a proposed ditch or road or the centerline of a natural feature such as a stream bed.

Define the terms i) Fore Bearing, ii) Open traverse, iii) Closing error, iv) Reduced bearing

Description : Define the terms i) Fore Bearing, ii) Open traverse, iii) Closing error, iv) Reduced bearing

Last Answer : i) Fore bearing : The bearing observed in the direction of progress of survey in clockwise manner is called fore bearing  ii) Open traverse : When the first and last survey lines does ... north or south direction in clockwise or anticlockwise manner is known as reduced or quadrantal bearing. 

Defines the terms : i) Survey Station ii) Survey Line iii)Offset iv)Triangulation

Description : Defines the terms : i) Survey Station ii) Survey Line iii)Offset iv)Triangulation 

Last Answer : i) Survey Station : It is the point on ground from which various observations are taken around it. ii) Survey Line : It is the straight line joining two successive survey stations ... iv)Triangulation : The frame work consist of number of connected well conditional triangle is called Triangulation.

Define the following terms: (i) Level surface {ii) Datum line (iii) Reduced level (iv) Axis of telescope

Description : Define the following terms: (i) Level surface {ii) Datum line (iii) Reduced level (iv) Axis of telescope

Last Answer : i)Level Surface : Any surface is parallel to mean spheroidal surface of earth is said to be a level surface. The water surface of still lake is also considered to be level surface. ii) ... an imaginary line passing through the optical Centre of object glass and optical Centre of the eye piece.

Define the following terms: (i) Data abstraction (ii) Class (iii) Dynamic binding (iv) Polymorphism

Description : Define the following terms: (i) Data abstraction (ii) Class (iii) Dynamic binding (iv) Polymorphism

Last Answer : (i) Data abstraction: Abstraction refers to the act of representing essential features without including the background details or explanation. Data abstraction is the process of defining a data type, often ... more than one form at different instances depending on the type or number of arguments. 

Define the following terms related to antennas; (i) Antenna resistance (ii) Directivity (iii) Antenna gain (iv) Power density

Description : Define the following terms related to antennas; (i) Antenna resistance (ii) Directivity (iii) Antenna gain (iv) Power density

Last Answer : Antenna Resistance - The resistance of an antenna has two components: 1. Its radiation resistance due to conversion of power into electromagnetic waves 2. The resistance due to actual losses in the ... the transmitter power divided by the surface area of a sphere (4πR2) at that distance.

Define the following terms: (i) Polarization (ii) Antenna gain (iii)Antenna resistance (iv)Directivity

Description : Define the following terms: (i) Polarization (ii) Antenna gain (iii)Antenna resistance (iv)Directivity

Last Answer : i) Polarization:- It is defined as the direction of electric field vector in the EM wave radiated by the transmitting antenna. ii) Antenna Gain:- Antenna gain is defined as the ratio of ... in only one direction in which the radiation is maximum. That is directivity = Max. directive gain

Define the following terms : (i) absorptivity (ii) reflectivity (iii) transmissivity (iv) emissivity

Description : Define the following terms : (i) absorptivity (ii) reflectivity (iii) transmissivity (iv) emissivity

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Suggest the degree of workability in terms of slump for the following: i) Pavements using pavers ii) Canal lining iii) Heavily reinforced sections iv) In-situ piling

Description : Suggest the degree of workability in terms of slump for the following: i) Pavements using pavers ii) Canal lining iii) Heavily reinforced sections iv) In-situ piling

Last Answer : Degree of workability in terms of slump for the following: i) Pavements using pavers: 25-75 mm ii) Canal lining: 70-80 mm iii) Heavily reinforced sections: 50-100 mm iv) In-situ piling: 100-150 mm

Define following terms (i) Kinematic link (ii) Kinematic pair (iii) Kinematic chain (iv) Mechanism (v) Machine (vi) Inversion

Description : Define following terms (i) Kinematic link (ii) Kinematic pair (iii) Kinematic chain (iv) Mechanism (v) Machine (vi) Inversion

Last Answer : (i) Kinematic link: Each part of a machine, which moves relative to some other part, is known as a kinematic link.  (ii) Kinematic pair: The two links or elements of a machine, ... obtaining different mechanisms by fixing different links in a kinematic chain is known as inversion of the mechanism.

Define following terms: i) Economic span ii) Afflux iii) Waterway iv) Free board

Description : Define following terms: i) Economic span ii) Afflux iii) Waterway iv) Free board

Last Answer : i) Economic span: The span for which the total cost of the bridge is minimum is known as economical span of a bridge. ii) Afflux: It is the rise in water surface caused due to the obstruction ... , if any, and the lowest point on the underside of the bridge super structure is called free board.

Define the following terms with respect to protective relays i) Relay time ii) Reset current iii) Plug setting multiplier and iv) Time setting multiplier

Description : Define the following terms with respect to protective relays i) Relay time ii) Reset current iii) Plug setting multiplier and iv) Time setting multiplier

Last Answer : 1) Relay Time: The time interval between occurrence of fault and closure of relay contacts.  2) Reset Current: The value of current below which the relay resets and comes back to ... The adjustment arrangement provided for setting the operation time of relay is known as Time setting multiplier. 

Define following terms related to logic families : (i) Noise Margin (ii) FAN-OUT (iii) Propagation delay (iv) Power dissipation

Description : Define following terms related to logic families : (i) Noise Margin (ii) FAN-OUT (iii) Propagation delay (iv) Power dissipation

Last Answer : i) Noise immunity is measured in terms of noise margin. High state Noise margin = VNH = VOH(min) - VIH(min) Low state Noise margin = VNL = VIL(max) - VOL(max) i) The fan-out is defined as the ... logical 0 state (HIGH to LOW) iii) Average power dissipation is defined as PD(avg) = ICC(avg) * VCC

Define the following terms : (i) Base Station (ii) Control Channel (iii) Mobile Station (iv) Page

Description : Define the following terms : (i) Base Station (ii) Control Channel (iii) Mobile Station (iv) Page 

Last Answer : i) Base Station: - A fixed station in a mobile radio system used for radio communication with mobile stations. Base stations are located at the center or on the edge of a coverage region ... the page throughout the service area using base stations which broadcast the page on a radio carrier.

Define the terms: (i) Lamp efficiency (ii) Luminous flux (iii) Luminaire (iv) Colour Rendering Index.

Description : Define the terms: (i) Lamp efficiency (ii) Luminous flux (iii) Luminaire (iv) Colour Rendering Index. 

Last Answer : i) Lamp efficiency or luminous efficiency: It is the ratio of luminous flux emitted by a lamp to the power consumed by the lamp. It is a reflection of efficiency of energy conservation ... of surfaces illuminated by a given source compare to those of the same surface under reference illuminant.

Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load

Description : Define the terms: i) Tariff ii) Fuel surcharge iii) Electricity Duty iv) Connected load

Last Answer : i) Tariff: The rate at which a consumer is charged for the consumption of electricity is called as tariff. OR The amount of money framed by the supplier for the supply of electrical energy ... is the total wattage of all appliances which are used by the consumer on his sanctioned connection. 

Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax

Description : Define the following terms related to tariff: (i) Connected load (ii) Unit consumed (iii) Fixed charges (iv) Electricity Tax 

Last Answer : (i) Connected load  It is the sum of the power ratings (Watts or kW or MW) of all devices and machines existing (installed) in the premises of consumer. It is used to decide the ... a percentage of the total electricity bill which includes all amounts that go to the electricity supply agency. 

Define each of following terms of operational amplifiers i) Slew rate ii) Input offset voltage iii) Voltage gain iv) Input capacitance

Description : Define each of following terms of operational amplifiers i) Slew rate ii) Input offset voltage iii) Voltage gain iv) Input capacitance

Last Answer : i) Slew rate:- Maximum rate of change of o/p voltage per unit of time. It is express in volt/µsec.  ii) Input offset voltage:- The voltage that must be applied between two ... capacitance that can be measured at either be inverting or non-inverting terminal with other terminal connected to ground.

State the significance of following terms : i) Hydrology ii) Surface run-off iii) Evaporation iv) Precipitation

Description : State the significance of following terms : i) Hydrology ii) Surface run-off iii) Evaporation iv) Precipitation

Last Answer : (i) Hydrology: It may be defined as the science which deals with the depletion and replenishment of water resources. Hydrology deals with the occurrence and distribution of water over and under earth's ... types:  a) Liquid precipitation (Rainfall)  b) Solid precipitation (Snow, Hail) 

Define the following terms: i) Magnetic flux density, ii) Reluctance, iii) Magneto-motive force, iv) Permeance.

Description : Define the following terms: i) Magnetic flux density, ii) Reluctance, iii) Magneto-motive force, iv) Permeance.

Last Answer : (i) Magnetic flux density (B): It is the magnetic flux per unit area measured at right angles to the flux path. (Its unit is weber/m2 or tesla).  (ii) Reluctance: It is the ... flux to set up through it and it is reciprocal of reluctance. Permeance = 1/ Reluctance. Unit: weber/ampere.

Define the terms : i) Node ii) Branch iii) Loop iv) Mesh

Description : Define the terms : i) Node ii) Branch iii) Loop iv) Mesh

Last Answer : i) Node:  A point or junction where two or more elements of the network are connected together is called as node.  ii) Branch: A part of an electric network which lies between two junctions ... path (same as loop) in an electric circuit. OR A loop that does not contain any other loop inside

Define the terms: i) Hardness ii) Toughness iii) Brazing iv) Machinability

Description : Define the terms: i) Hardness ii) Toughness iii) Brazing iv) Machinability

Last Answer : i) Hardness:- Hardness is the property of metal possessed by a material which enables it to resist penetration or abrasion or scratching by other material. Diamond is the hardest of known materials.  ... can be easily cut by cutting tools to produce a desired shape & surface finish on its surface

Explain the following terms of centrifugal governor with neat sketch: (i) Height of Governor (ii) Equilibrium Speed (iii) Sleeve Lift

Description : Explain the following terms of centrifugal governor with neat sketch: (i) Height of Governor (ii) Equilibrium Speed (iii) Sleeve Lift

Last Answer : Terms related with Governor: (i) Height of Governor: It is the vertical distance from the centre of the ball to a point where the axes of the arms (or arms produced) intersect on ... (iii) Sleeve Lift: It is the vertical distance which the sleeve travels due to change in equilibrium speed.

Which microprocessor is available with a clock speed of 1.6 GHZ: a Pentium III b. Pentium II c. Pentium IV d. All of these

Description : Which microprocessor is available with a clock speed of 1.6 GHZ: a Pentium III b. Pentium II c. Pentium IV d. All of these

Last Answer : c. Pentium IV

Which of the following are the benefits of E-marketing? i) Speed ii) Reach and Penetration iii) Ease and Efficiency iv) Low Cost v) Targeted audience A) i, ii, iii and iv only B) ii, iii, iv and v only C) i, iii, iv and v only D) All i, ii, iii, iv and v

Description : Which of the following are the benefits of E-marketing? i) Speed ii) Reach and Penetration iii) Ease and Efficiency iv) Low Cost v) Targeted audience A) i, ii, iii and iv only B) ii, iii, iv and v only C) i, iii, iv and v only D) All i, ii, iii, iv and v

Last Answer : D) All i, ii, iii, iv and v

The frequency of a wave travelling at a speed of 500 ms-1 is 25 Hz. Its time period will be ______. (i) 20 s (ii) 0.05 s (iii) 25 s (iv) 0.04 s

Description : The frequency of a wave travelling at a speed of 500 ms-1 is 25 Hz. Its time period will be ______. (i) 20 s (ii) 0.05 s (iii) 25 s (iv) 0.04 s

Last Answer : (iv) 0.04 s

What is the speed restriction to be observed for train passing? (i) Necessary speed restriction shall be observed until the grinding operation is over.* (ii) 30KMPH (iii) 45 KMPH (iv) Not required

Description : What is the speed restriction to be observed for train passing? (i) Necessary speed restriction shall be observed until the grinding operation is over.* (ii) 30KMPH (iii) 45 KMPH (iv) Not required

Last Answer : (i) Necessary speed restriction shall be observed until the grinding operation is over.*

DES and public key algorithm are combined (i) to speed up encrypted message transmission (ii)to ensure higher security by using different key for each transmission (iii) as a combination is always better than individual system (iv) as it is required in e-Commerce a. i and ii b. ii and iii c. iii and iv d. i and iv

Description : DES and public key algorithm are combined (i) to speed up encrypted message transmission (ii)to ensure higher security by using different key for each transmission (iii) as a combination is always better than individual system (iv ... e-Commerce a. i and ii b. ii and iii c. iii and iv d. i and iv  

Last Answer : a. i and ii

Write type of chip formed with following factors. (i) High rake angle (ii) High cutting speed (iii) Small depth of cut (iv) Low cutting speed (v) Large depth of cut (vi) Low rake angle

Description : Write type of chip formed with following factors. (i) High rake angle (ii) High cutting speed (iii) Small depth of cut (iv) Low cutting speed (v) Large depth of cut (vi) Low rake angle

Last Answer : (i) High rake angle : Continuous chips (ii) High cutting speed : Continuous chips (iii) Small depth of cut : Continuous chips (iv) Low cutting speed :Continuous chips with built up edge (v) ... cut : Continuous chips with built up edge (vi) Low rake angle :Continuous chips with built up edge

Compare detonation and diesel knock on the basis of (i) Fuel Ignition Temperature (ii) Compression Ratio (iii) Speed (iv) inlet temperature (v) inlet pressure (vi) cylinder wall temperature (vii) cylinder size

Description : Compare detonation and diesel knock on the basis of (i) Fuel Ignition Temperature (ii) Compression Ratio (iii) Speed (iv) inlet temperature (v) inlet pressure (vi) cylinder wall temperature (vii) cylinder size 

Last Answer : Comparison between detonation and diesel knock: Parameter To avoid Detonation in SI Engine  To avoid Diesel knock i) Fuel Ignition Temperature High Low ii) Compression Ratio ... Cylinder wall temperature Low High viii) Cylinder size Small Large

Identify the sensors for the following : i) Wind speed ii) RPM of generator shaft iii) Temperature in generator iv) Cable untwisting v) Vibration vi) Wind direction

Description : Identify the sensors for the following : i) Wind speed ii) RPM of generator shaft iii) Temperature in generator iv) Cable untwisting v) Vibration vi) Wind direction

Last Answer : i) Wind Speed : Anemometer. ii) RPM of Generator Shaft: Accelerometers. iii) Temperature in Generator: Thermistor, thermocouple, RTD. iv) Cable Untwisting : Cable Twisting sensor. v) Vibration : Accelerometer, piezoelectric. vi) Wind direction: Wind vane.

Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Description : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Last Answer : Derive the expression for average velocity and instantaneous velocity for the motion of an object in x-y plane.

Define average velocity and instantaneous velocity. When are they same?

Description : Define average velocity and instantaneous velocity. When are they same?

Last Answer : Define average velocity and instantaneous velocity. When are they same?

Can anyone let me know the similarities between the average and instantaneous rates of change?

Description : Can anyone let me know the similarities between the average and instantaneous rates of change?

Last Answer : The average rate of change is the rate of change between the start and the finish, not simply at one point in time.Suppose you want to get to your friend's house in a hurry. You start ... covering per one moment of time then. This will be greater than the instantaneous rate when you are walking.

The mean effective pressure obtained from the engine indicator indicates the a. maximum pressure developed b. instantaneous pressure c. exhaust pressure d. average pressure

Description : The mean effective pressure obtained from the engine indicator indicates the a. maximum pressure developed b. instantaneous pressure c. exhaust pressure d. average pressure

Last Answer : ANSWER d. average pressure

AC voltmeters are generally calibrated to read the ________. A. instantaneous voltage B. average voltage C. RMS voltage D. peak voltage

Description : AC voltmeters are generally calibrated to read the ________. A. instantaneous voltage B. average voltage C. RMS voltage D. peak voltage

Last Answer : Answer: C

The RMS value of a sine-wave current may also be expressed as the _____________. A. average value B. maximum value C. effective value D. instantaneous value

Description : The RMS value of a sine-wave current may also be expressed as the _____________. A. average value B. maximum value C. effective value D. instantaneous value

Last Answer : Answer: C

Yield of a drainage basin is: (A) Run off of the area expressed as instantaneous rate (B) Average run off over a short period (C) Total volume of water flowing annually (D) All the above

Description : Yield of a drainage basin is: (A) Run off of the area expressed as instantaneous rate (B) Average run off over a short period (C) Total volume of water flowing annually (D) All the above

Last Answer : (C) Total volume of water flowing annually