mpsc.gov.in : Maharashtra Service Main Examination Agriculture Engineering Previous Question Paper 2018

Organisation : Maharashtra Public Service Commission
Exam Name : Maharashtra Agriculture Service Main Examination
Subject : Agriculture Engineering
Year : 2018
Document Type : Previous Question Papers
Applicable To : Maharashtra, India
Website : https://mpsc.gov.in/

MPSC Agriculture Engineering Previous Question Paper

Question Paper for Maharashtra Agriculture Service Main Examination Agriculture Engineering for year 2018 is now available in the official website of Maharashtra Agriculture Service Commission.

Related : MPSC State Services Preliminary Examination Previous Question Papers : www.pdfquestion.in/7320.html

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Model Questions

Section – A :
1. In drying, removal of moisture is same as the rate of evaporation from a free liquid surface.
(1) Constant rate period
(2) First falling rate period
(3) Second falling rate period
(4) All of the above

2. Vegetable seeds having high initial moisture content and lighter in weight are efficiently dried in a
(1) Solar dryer
(2) ‘Deep bed dryer
(3) Flat bed dryer
(4) Fluidized bed dryer

3. is moisture content by a substance which exerts equilibrium vapour pressure equal to that of pure liquid at the same temperature.
(1) Bound moisture
(2) Unbound moisture
(3) Free moisture
(4) Critical moisture

4. Sensible heating or cooling process of air vapour mixture on psychrometric chart is represented by
(1) Horizontal line
(2) Vertical line
(3) Inclined line
(4) None of the above

6. The moisture content at which the drying rate ceases to the constant and falling drying rate starts is called
(1) Initial moisture content
(2) Final moisture content
(3) Equilibrium moisture content
(4) Critical moisture content

7. In pneumatic conveying,
(1) Wide range of material cannot be handled.
(2) It does not require high power.
(3) The system is not self-cleaning.
(4) The conveying path can be changed easily.

8. Centrifugal discharge is used extensively for handling small grains in
(1) Belt conveyor
(2) Chain conveyor
(3) Screw conveyor
(4) Bucket elevator

9. In spiral separator, round shaped grains are collected at
(1) Inner spirals
(2) Outer spirals
(3) Intermediate spirals
(4) None of the above

10. The specific gravity of skim milk is
(1) Lower than whole milk
(2) Same as whole milk
(3) Higher than whole milk
(4) Same as water

11. assumed that energy required in size reduction is proportional to new surfaces created.
(1) Kick
(2) Rittinger
(3) Bond
(4) Fick

12. The paddy dehusking (sheller) machine has two rubber rolls that rotate with
(1) Identical speed in same direction
(2) Identical speed in opposite direction
(3) Differential speed in same direction
(4) Differential speed in opposite direction

13. Tripple point of water occurs at
(1) 0.0098″C and 0.64 kPa
(2) 0.0098″C and 64 kPa
(3) 0.98″C and 0.64 kPa
(4) 0.98″C and 64 kPa

14. In deep bed dryers, the drying takes place in a drying zone and the layer of grains is more than cm.
(1) 20
(2) 10
(3) 15
(4) None of the above

15. is the process of moving air through stored grain at low flow rates to maintain or improve its quality.
(1) Fumigation
(2) Emulsification
(3) Drying
(4) Aeration

16. The method of using the heat of pasteurized milk to warm up cold incoming milk is known as
(1) Heating
(2) Blanching
(3) Homogenization
(4) %generation

17. The moisture migration into or from a product is dependent on the difference of between atmosphere and product.
(1) Vapour pressure
(2) Absolute pressure
(3) Absolute temperature
(4) None of the above

18. – type storage structures are cylindrical in shape and made by mud alone or by mud and bamboo.
(1) Morai
(2) Bukhari
(3) CAP
(4) None of the above

19. High Temperature Short Time (HTST) pasteurization occurs at
(1) 71.7″C temperature for 15 seconds
(2) 71.7″C temperature for 15 minutes
(3) 71.7% temperature for 30 minutes
(4) 71.7″C temperature for 30 seconds

20. During fruit juice concentration by evaporation steam economy can be improved by – system.
(1) Single effect
(2) Multiple effect
(3) Vacuum
(4) None of the above

21. SI engines (petrol) develop of rated power, CI engines (diesel) develop of rated power on biogas.
(1) 85%,100%
(2) loo%, 85%
(3) 85%,85%
(4) loo%, 100%

22. Biogas plant delivers a gas which contains mainly
(1) Methane
(2) Carbon-dioxide
(3) Methane plus carbon-dioxide mixture
(4) None of the above

23. The blade tip velocity of a horizontal axis wind turbine is dependent on
(1) Type of wind turbine
(2) The diameter of wind turbine propeller at blade tips
(3) Blade pitch angle
(4) All the above parameters mentioned in (11, (2) and (3)

24. The following idare indirect mcthod(s) of solar energy utilization :
(1) Wind energy
(2) Biomass energy
(3) Wave energy
(4) All of the above

25. Nearly all electrical energy generated
a. Utilizes steam or hydraulic energy.
b. Can be generated at high voltages and transformed to the voltages required for utilization.
c. This type of current flows first in one direction and then in the opposite direction periodically.
All these statements are specifically true about
(1) D.C.
(2) A.C
(3) Both D.C. and A.C.
(4) None of the ahnve