Description : In a sprayer overlapping can be increased by increasing a) Nozzle diameter b) Pressure c) Discharge d) Height of nozzle Ans. d
Last Answer : ans d
Description : A flat fan nozzle is suitable for a) Foliage spray b) Insect control c) Spot spray d) Herbicide spray
Description : . Fan nozzle forms narrow. spray pattern. a. large c. Straight. d. None of above
Last Answer : Ans- b. elliptical.
Description : nozzle which forms narrow elliptical spray pattern. a) Hollow cone nozzle b) Hard cone nozzle c) Solid cone nozzle d) Fan nozzle
Last Answer : Fan nozzle
Description : Basic components of sprayer is a) Nozzle body b) Spray boom c) Nozzle cap d) All of the above
Last Answer : All of the above
Description : Component to remove suspended matter large than a predetermined size from fluid. a. Relief valve. c. Filter b. Spray gun. d. Nozzle
Last Answer : Filter
Description : Basic components of sprayer. a. Nozzle body b. Nozzle boss c. Filter d. Spray gun e. All of the above
Description : Junior hoe consist of and attached to the framework with hinge arrangement a) Reversible showers, nozzle body b) Reversible shovels, curved tynes c) Reversible shovels, curved tyres d) Pressure regulator, spray lance
Last Answer : Reversible shovels, curved tynes
Description : Instrument used to measure the absolute pressure of the atmosphere a. galvanometer b. thermometer c. barometer d. pressure gages
Last Answer : barometer
Description : Correcting the seed rate is known as a) Standardization b) Filtration c) Calibration d) Testing Ans. c
Last Answer : ans c
Description : How many number of spray nozzle does each module on spray pond cooling system contain? a. 1 b. 2 c. 3 d. 4
Last Answer : d. 4
Description : swirl plate in the cone nozzle is provided to. a. Impart rotational motion to the liquid passing through it. b. To increase the droplet size. c. To decrease the droplet size. d. To increase the spray angle.
Last Answer : a. Impart rotational motion to the liquid passing through it.
Description : Flooding nozzle have spray angle a) 100-150 b) 90-100 c) 60-95 d) 30-45
Last Answer : a) 100-150
Description : Nozzle spacing on boom is governed by a.) Type of spray b.) Height of crops c.) Density of crop d.) All of the above
Last Answer : d.) All of the above
Description : Spray Angle for fan nozzles and hollow cone nozzle a) 40-50 b) 50-60 c) 60-95 d) 100-150
Last Answer : c) 60-95
Description : What is preferred location for pressure instrument nozzle on drum?
Last Answer : Answer: Must be anywhere in the vapor space, preferable at the top section of drum
Description : Which instrument is used to measure depth of ocean? (1) Galvanometer (2) Fluxmeter (3) Endoscope (4) Fathometer
Last Answer : (4) Fathometer Explanation: Galvanometer - measures electric current, Fluxmeter - measures magnetic flux, Endoscope - used to examine internal parts of the body.
Description : A galvanometer is an instrument used to measure ___________. A. thickness of galvanized metal B. resistance of electrical wiring insulation C. very small amounts of current or voltage D. quantity of galvans in an electric circuit
Last Answer : Answer: C
Description : instrument which transfers energy to electric charges in a circuit isA. battery B. voltmeter C. ammeter D. galvanometer
Last Answer : battery
Description : A multipurpose instrument for measuring current, potential difference and resistance is a) Ohmmeter b) Astatic galvanometer c) Rheostat d) AVO Meter
Last Answer : d) AVO Meter
Description : Instrument used to find the source of seismic waves is known as a) seismometer b) voltmeter c) galvanometer d) ammeter
Last Answer : a) seismometer
Description : Which instrument is used for photographing the Sun? (1) Galvanometer (2) Potentiometer (3) Spectrophotometer (4) Spectroheliograph
Last Answer : Spectroheliograph
Description : An analog voltmeter has a sensitivity of 10kΩ/volt. The galvanometer used in constructing the instrument will produce a full scale deflection when the current passed through it is (a) 10 mA (b) 20 mA (c) 50 mA (d) 100 μA
Last Answer : An analog voltmeter has a sensitivity of 10kΩ/volt. The galvanometer used in constructing the instrument will produce a full scale deflection when the current passed through it is 100 μA
Description : While testing cables the galvanometer used should be initially short-circuited in order to protect it from sudden initial inrush currents as the cable have:
Last Answer : While testing cables the galvanometer used should be initially short-circuited in order to protect it from sudden initial inrush currents as the cable have: A high value of initial capacitance
Description : Under what condition a convergent divergent nozzle required ?
Last Answer : When pressure ratio is greater than critical pressure ratio.
Description : Under what circumstances would there be an increase in pressure in a diver¬gent nozzle ?
Last Answer : For subsonic flow at inlet section of a diffuser a lower velocity and higher pressure will exist at the exit section. For supersonic isentropic flow at the inlet section a higher velocity and lower pressure ... if a shock wave occurs in the diffuser then a higher pressure will exist at the exit.
Description : What is the effect of friction on flow of steam through a nozzle ?
Last Answer : To decrease both mass flow rate and wetness of steam.
Description : When maximum discharge is obtained in nozzle ?
Last Answer : At the critical pressure ratio.
Description : Fan nozzle mostly used for pressure spraying. b. high c. moderate d. None of above
Last Answer : Ans- b. low
Description : Hallow cone nozzle – liquid is fed into whirl chamber through entry or through a fixed spiral passage to give rotation motion. a. Axial b. Radial c. tangential. d. None of above
Last Answer : Ans- c. tangential.
Description : It is the part of cone nozzle which imparts rotation to the liquid. b. Cone plate c. Round plate d. None of above
Last Answer : Ans- a. Swirl plate
Description : The conventional type of Mower consists of which of the following a) Wearing Plate b) Nozzle c) Air Chamber d) None of the above
Last Answer : Wearing Plate
Description : Nozzle diameter of hand atomizer is between ………… to ………… a. 0.7 – 1.5. c. 1.1- 1.5 b. 0.6 – 1.6. d 0.8 to 1.8
Last Answer : 0.6 – 1.6.
Description : Nozzle consists of components a) Washer b) Vortex plate c) Strainer d) All of the above
Description : is the minimum pressure required for operating a nozzle in desirable condition a) 1 kg/cm b) 1.5kg/cm c) 2 kg/cm d) 2.5kg/cm
Last Answer : 1.5kg/cm
Description : is the types of nozzle used in sprayers a) Hollow cone type of nozzle b) Solid cone type nozzle c) Fan type nozzle d) All of the above
Description : In the natural draft cooling tower_________ is not required a) Fan b) tower c) Nozzle d) none of the above
Last Answer : Fan
Description : Open system usually encloses which of the following devices? A. Compressor B. Turbine C. Nozzle D. All of the above
Description : Ground water table is measured by : (A) Tensiometer (B) Piezometer (C) Pressure plate (D) Neutron probe
Last Answer : (D) Neutron probe
Last Answer : (C) Pressure plate
Description : Pick out the wrong statement: (A) The vacuum pressure is always the negative gauge pressure (B) The pressure of the liquid measured by a piezometer tube is the gauge pressure (C) Manometric ... point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity
Last Answer : (D) The point at which the resultant pressure on an immersed surface acts, is known as the centre of gravity
Description : A piezometer opening measures the __________ fluid pressure. (A) Static (B) Undisturbed (C) Total (D) Dynamic
Last Answer : (B) Undisturbed
Description : A piezometer provided in the pipe measures (A) Friction factor (B) Static pressure (C) Dynamic pressure (D) None of these
Last Answer : (B) Static pressure
Description : 08. The vacuum pressure can be measured with the help of a Piezometer tube. A) True B) False
Last Answer : B
Description : The pressure measured with the help of a Piezometer tube is in (A) N/mm2 (B) N/m2 (C) Head of liquid (D) All of these
Last Answer : Answer: Option C
Description : The pressure of a liquid measured with the help of a Piezometer tube is (A) Vacuum pressure (B) Gauge pressure (C) Absolute pressure (D) Atmospheric pressure
Last Answer : Answer: Option B
Description : Piezometer is used to measure (A) Pressure in pipe, channels etc. (B) Atmospheric pressure (C) Very low pressures (D) Difference of pressure between two points
Description : A Piezometer tube is used only for measuring (A) Low pressure (B) High pressure (C) Moderate pressure (D) Vacuum pressure
Description : The difference between seed drill and planter is a) Variation in hill to hill spacing b) Number of seed per hill is more uniform in planter c) Seed delivery tube d) Furrow opener e) Both a and b Ans. e
Last Answer : ans e
Description : Uniformity measure of a planter is a) Equal seed spacing b) Equal number of seed dropped per hill c) Minimum variation in different openers d) All of the above Ans. d